<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:image="http://www.google.com/schemas/sitemap-image/1.1">
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-100850-01-blower-replacement-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 100850-01 Blower Replacement Assembly</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-106125-01-natural-gas-pilot-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 106125-01 Natural Gas Pilot Assembly</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-106383-01-water-flow-switch-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 106383-01 Water Flow Switch Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-99490916-alpha2-26-99f-high-efficiency-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/99490916.png?v=1787910213</image:loc>
      <image:title>Grundfos 99490916 ALPHA2 26-99F High-Efficiency Circulator Pump</image:title>
      <image:caption>Grundfos 99490916 ALPHA2 26-99F High-Efficiency Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/utica-uh4kwc125plate-oil-fired-boiler-only-175-000-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/UticaKW_eff8a06c-8530-4f33-8519-3de0fbb072e2.jpg?v=1787910213</image:loc>
      <image:title>Utica UH4KWC125PLATE Oil Fired Boiler Only - 175,000 BTU</image:title>
      <image:caption>Utica UH4KWC125PLATE Oil Fired Boiler Only - 175,000 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-99906545-alpha-15-55-hwr-t-high-efficiency-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/99906545.png?v=1787910213</image:loc>
      <image:title>Grundfos 99906545 ALPHA 15-55 HWR-T High-Efficiency Circulator Pump</image:title>
      <image:caption>Grundfos 99906545 ALPHA 15-55 HWR-T High-Efficiency Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/utica-uh3kwc0-80plate-oil-fired-boiler-only-112-000-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/UticaKW_ed61069c-0016-4439-91e8-cdc2f4cd7708.jpg?v=1787910213</image:loc>
      <image:title>Utica UH3KWC0.80PLATE Oil Fired Boiler Only  - 112,000 BTU</image:title>
      <image:caption>Utica UH3KWC0.80PLATE Oil Fired Boiler Only  - 112,000 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30016248b-intake-air-filter-all-units</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30016248B Intake Air Filter (All Units)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/spirovent-vdr150ftm-1-1-2-junior-air-dirt-separator-magnet-female-threaded-ips</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/vdr150-ftm.jpg?v=1787910219</image:loc>
      <image:title>Spirovent VDR150FTM 1-1/2&quot; Junior Air &amp; Dirt Separator Magnet- Female Threaded (IPS)</image:title>
      <image:caption>Spirovent VDR150FTM 1-1/2&quot; Junior Air &amp; Dirt Separator Magnet- Female Threaded (IPS)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-99287244-alpha1-15-55fr-lc-high-efficiency-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/99287244.png?v=1787910219</image:loc>
      <image:title>Grundfos 99287244 ALPHA1 15-55FR/LC High-Efficiency Circulator Pump</image:title>
      <image:caption>Grundfos 99287244 ALPHA1 15-55FR/LC High-Efficiency Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-99287250-alpha1-15-55sf-lc-high-efficiency-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/99287250.png?v=1787910220</image:loc>
      <image:title>Grundfos 99287250 ALPHA1 15-55SF/LC High-Efficiency Circulator Pump</image:title>
      <image:caption>Grundfos 99287250 ALPHA1 15-55SF/LC High-Efficiency Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-99287259-alpha1-15-55fr-high-efficiency-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/99287256.1.png?v=1787910224</image:loc>
      <image:title>Grundfos 99287259 ALPHA1 15-55FR High-Efficiency Circulator Pump</image:title>
      <image:caption>Grundfos 99287259 ALPHA1 15-55FR High-Efficiency Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96236335-genibus-module-magna-upe-series-2000</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/96236335.png?v=1787910226</image:loc>
      <image:title>Grundfos 96236335 GENIbus module, MAGNA UPE Series 2000</image:title>
      <image:caption>Grundfos 96236335 GENIbus module, MAGNA UPE Series 2000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96236336-relay-module-magna-upe-series-2000</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/96236335.1.png?v=1787910227</image:loc>
      <image:title>Grundfos 96236336 Relay module, MAGNA UPE Series 2000</image:title>
      <image:caption>Grundfos 96236336 Relay module, MAGNA UPE Series 2000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98052760-magna-32-100-f-n-circulation-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98052760.jpg?v=1787910286</image:loc>
      <image:title>Grundfos 98052760 MAGNA 32-100 F N Circulation Pump</image:title>
      <image:caption>Grundfos 98052760 MAGNA 32-100 F N Circulation Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98071395-magna-32-60-f-circulation-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98052760.1.jpg?v=1787910261</image:loc>
      <image:title>Grundfos 98071395 MAGNA 32-60 F Circulation Pump</image:title>
      <image:caption>Grundfos 98071395 MAGNA 32-60 F Circulation Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96753792-control-box-kit-40-120-65-60</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/96753792.png?v=1787910309</image:loc>
      <image:title>Grundfos 96753792 Control Box Kit 40-120 / 65-60</image:title>
      <image:caption>Grundfos 96753792 Control Box Kit 40-120 / 65-60</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98124696-magna3-65-120-f-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98124696.png?v=1787910290</image:loc>
      <image:title>Grundfos 98124696 MAGNA3 65-120 F Circulator Pump</image:title>
      <image:caption>Grundfos 98124696 MAGNA3 65-120 F Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-9812702-magna3-65-120-f-n-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98124702.png?v=1787910266</image:loc>
      <image:title>Grundfos 9812702 MAGNA3 65-120 F N Circulator Pump</image:title>
      <image:caption>Grundfos 9812702 MAGNA3 65-120 F N Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126799-magna1-40-80-f-circulating-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126799.png?v=1787910293</image:loc>
      <image:title>Grundfos 98126799 MAGNA1 40-80 F Circulating Pump</image:title>
      <image:caption>Grundfos 98126799 MAGNA1 40-80 F Circulating Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126800-magna3-40-80-f-circulator-pumps</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126800.png?v=1787910292</image:loc>
      <image:title>Grundfos 98126800 MAGNA3 40-80 F Circulator Pumps</image:title>
      <image:caption>Grundfos 98126800 MAGNA3 40-80 F Circulator Pumps</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126802-magna3-40-80-f-n-circulation-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126802.png?v=1787910308</image:loc>
      <image:title>Grundfos 98126802 MAGNA3 40-80 F N Circulation Pump</image:title>
      <image:caption>Grundfos 98126802 MAGNA3 40-80 F N Circulation Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126804-magna3-40-120-f-circulating-pumps</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126804.png?v=1787910297</image:loc>
      <image:title>Grundfos 98126804 MAGNA3 40-120 F Circulating Pumps</image:title>
      <image:caption>Grundfos 98126804 MAGNA3 40-120 F Circulating Pumps</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126806-magna3-40-120-f-n-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98124702.1.png?v=1787910299</image:loc>
      <image:title>Grundfos 98126806 MAGNA3 40-120 F N Circulator Pump</image:title>
      <image:caption>Grundfos 98126806 MAGNA3 40-120 F N Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126808-magna3-40-180-f-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126808.1.png?v=1787910316</image:loc>
      <image:title>Grundfos 98126808 MAGNA3 40-180 F Circulator Pump</image:title>
      <image:caption>Grundfos 98126808 MAGNA3 40-180 F Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126810-magna3-40-180-f-n-circulation-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126810.png?v=1787910314</image:loc>
      <image:title>Grundfos 98126810 MAGNA3 40-180 F N Circulation Pump</image:title>
      <image:caption>Grundfos 98126810 MAGNA3 40-180 F N Circulation Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126812-magna3-50-80-f-circulating-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126804.2.png?v=1787910317</image:loc>
      <image:title>Grundfos 98126812 MAGNA3 50-80 F Circulating Pump</image:title>
      <image:caption>Grundfos 98126812 MAGNA3 50-80 F Circulating Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126814-magna3-50-80-f-n-circulating-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126814.png?v=1787910316</image:loc>
      <image:title>Grundfos 98126814 MAGNA3 50-80 F N Circulating Pump</image:title>
      <image:caption>Grundfos 98126814 MAGNA3 50-80 F N Circulating Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126816-magna3-50-150-f-circulating-pumps</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126808.png?v=1787910320</image:loc>
      <image:title>Grundfos 98126816 MAGNA3 50-150 F Circulating Pumps</image:title>
      <image:caption>Grundfos 98126816 MAGNA3 50-150 F Circulating Pumps</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126818-magna3-50-150-f-n-circulation-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126814.1.png?v=1787910322</image:loc>
      <image:title>Grundfos 98126818 MAGNA3 50-150 F N Circulation Pump</image:title>
      <image:caption>Grundfos 98126818 MAGNA3 50-150 F N Circulation Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126819-magna1-32-60-f-circulating-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126819.png?v=1787910322</image:loc>
      <image:title>Grundfos 98126819 MAGNA1 32-60 F Circulating Pump</image:title>
      <image:caption>Grundfos 98126819 MAGNA1 32-60 F Circulating Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126821-magna1-32-60-f-n-circulating-pump-ss</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126821.png?v=1787910323</image:loc>
      <image:title>Grundfos 98126821 MAGNA1 32-60 F N Circulating Pump, SS</image:title>
      <image:caption>Grundfos 98126821 MAGNA1 32-60 F N Circulating Pump, SS</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126822-magna3-32-60-f-n-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126822.png?v=1787910326</image:loc>
      <image:title>Grundfos 98126822 MAGNA3 32-60 F N Circulator Pump</image:title>
      <image:caption>Grundfos 98126822 MAGNA3 32-60 F N Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126823-magna1-32-100-f-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126823.png?v=1787910328</image:loc>
      <image:title>Grundfos 98126823 MAGNA1 32-100 F Circulator Pump</image:title>
      <image:caption>Grundfos 98126823 MAGNA1 32-100 F Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126825-magna1-32-100-f-n-circulating-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126825.png?v=1787910328</image:loc>
      <image:title>Grundfos 98126825 MAGNA1 32-100 F N Circulating Pump</image:title>
      <image:caption>Grundfos 98126825 MAGNA1 32-100 F N Circulating Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126828-magna3-40-80-f-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126828.png?v=1787910328</image:loc>
      <image:title>Grundfos 98126828 MAGNA3 40-80 F Circulator Pump</image:title>
      <image:caption>Grundfos 98126828 MAGNA3 40-80 F Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126830-magna3-40-80-f-n-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126830.png?v=1787910331</image:loc>
      <image:title>Grundfos 98126830 MAGNA3 40-80 F N Circulator Pump</image:title>
      <image:caption>Grundfos 98126830 MAGNA3 40-80 F N Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126832-magna3-40-120-f-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126832.png?v=1787910333</image:loc>
      <image:title>Grundfos 98126832 MAGNA3 40-120 F Circulator Pump</image:title>
      <image:caption>Grundfos 98126832 MAGNA3 40-120 F Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126834-magna3-40-120-f-n-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126834.png?v=1787910333</image:loc>
      <image:title>Grundfos 98126834 MAGNA3 40-120 F N Circulator Pump</image:title>
      <image:caption>Grundfos 98126834 MAGNA3 40-120 F N Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126836-magna3-40-180-f-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126836.png?v=1787910334</image:loc>
      <image:title>Grundfos 98126836 MAGNA3 40-180 F Circulator Pump</image:title>
      <image:caption>Grundfos 98126836 MAGNA3 40-180 F Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126838-magna3-40-180-f-n-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126834.2.png?v=1787910337</image:loc>
      <image:title>Grundfos 98126838 MAGNA3 40-180 F N Circulator Pump</image:title>
      <image:caption>Grundfos 98126838 MAGNA3 40-180 F N Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126840-magna3-50-80-f-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126836.1.png?v=1787910338</image:loc>
      <image:title>Grundfos 98126840 MAGNA3 50-80 F Circulator Pump</image:title>
      <image:caption>Grundfos 98126840 MAGNA3 50-80 F Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126842-magna3-50-80-f-n-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126834.3.png?v=1787910339</image:loc>
      <image:title>Grundfos 98126842 MAGNA3 50-80 F N Circulator Pump</image:title>
      <image:caption>Grundfos 98126842 MAGNA3 50-80 F N Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126844-magna3-50-150-f-circulating-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126836.2.png?v=1787910340</image:loc>
      <image:title>Grundfos 98126844 MAGNA3 50-150 F Circulating Pump</image:title>
      <image:caption>Grundfos 98126844 MAGNA3 50-150 F Circulating Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126846-magna3-50-150-f-n-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126846.png?v=1787910343</image:loc>
      <image:title>Grundfos 98126846 MAGNA3 50-150 F N Circulator Pump</image:title>
      <image:caption>Grundfos 98126846 MAGNA3 50-150 F N Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126848-magna3-65-120-f-circulator-pumps</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126836.3.png?v=1787910344</image:loc>
      <image:title>Grundfos 98126848 MAGNA3 65-120 F Circulator Pumps</image:title>
      <image:caption>Grundfos 98126848 MAGNA3 65-120 F Circulator Pumps</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126850-magna3-65-120-f-n-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126846.1.png?v=1787910345</image:loc>
      <image:title>Grundfos 98126850 MAGNA3 65-120 F N Circulator Pump</image:title>
      <image:caption>Grundfos 98126850 MAGNA3 65-120 F N Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126852-magna3-65-150-f-circulator-pumps</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126836.4.png?v=1787910346</image:loc>
      <image:title>Grundfos 98126852 MAGNA3 65-150 F Circulator Pumps</image:title>
      <image:caption>Grundfos 98126852 MAGNA3 65-150 F Circulator Pumps</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126854-magna3-65-150-f-n-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126846.2.png?v=1787910348</image:loc>
      <image:title>Grundfos 98126854 MAGNA3 65-150 F N Circulator Pump</image:title>
      <image:caption>Grundfos 98126854 MAGNA3 65-150 F N Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126856-magna3-80-100-f-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126836.5.png?v=1787910350</image:loc>
      <image:title>Grundfos 98126856 MAGNA3 80-100 F Circulator Pump</image:title>
      <image:caption>Grundfos 98126856 MAGNA3 80-100 F Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126858-magna3-80-100-f-n-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126846.3.png?v=1787910351</image:loc>
      <image:title>Grundfos 98126858 MAGNA3 80-100 F N Circulator Pump</image:title>
      <image:caption>Grundfos 98126858 MAGNA3 80-100 F N Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126860-magna3-100-120-f-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126836.6.png?v=1787910352</image:loc>
      <image:title>Grundfos 98126860 MAGNA3 100-120 F Circulator Pump</image:title>
      <image:caption>Grundfos 98126860 MAGNA3 100-120 F Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126862-magna3-100-120-f-n-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126846.4.png?v=1787910354</image:loc>
      <image:title>Grundfos 98126862 MAGNA3 100-120 F N Circulator Pump</image:title>
      <image:caption>Grundfos 98126862 MAGNA3 100-120 F N Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126863-magna3-d-65-150-f-circulator-pumps</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126863.png?v=1787910356</image:loc>
      <image:title>Grundfos 98126863 MAGNA3 D 65-150 F Circulator Pumps</image:title>
      <image:caption>Grundfos 98126863 MAGNA3 D 65-150 F Circulator Pumps</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126864-magna3-d-80-100-f-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126863.2.png?v=1787910357</image:loc>
      <image:title>Grundfos 98126864 MAGNA3 D 80-100 F Circulator Pump</image:title>
      <image:caption>Grundfos 98126864 MAGNA3 D 80-100 F Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126865-magna3-d-100-120-f-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126863.3.png?v=1787910357</image:loc>
      <image:title>Grundfos 98126865 MAGNA3 D 100-120 F Circulator Pump</image:title>
      <image:caption>Grundfos 98126865 MAGNA3 D 100-120 F Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96893770-cim-300-bacnet-interface-module</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/96893770.png?v=1787910360</image:loc>
      <image:title>Grundfos 96893770 CIM 300 BACnet interface module</image:title>
      <image:caption>Grundfos 96893770 CIM 300 BACnet interface module</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126820-magna3-32-60-f-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126820.png?v=1787910361</image:loc>
      <image:title>Grundfos 98126820 MAGNA3 32-60 F Circulator Pump</image:title>
      <image:caption>Grundfos 98126820 MAGNA3 32-60 F Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126826-magna3-32-100-f-n-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126826.png?v=1787910363</image:loc>
      <image:title>Grundfos 98126826 MAGNA3 32-100 F N Circulator Pump</image:title>
      <image:caption>Grundfos 98126826 MAGNA3 32-100 F N Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98471249-magna-3-sensor-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98471249.jpg?v=1787910363</image:loc>
      <image:title>Grundfos 98471249 Magna 3 Sensor Kit</image:title>
      <image:caption>Grundfos 98471249 Magna 3 Sensor Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-99313067-kit-sensor-cable-pan-head-thread-forming-screw-bracket</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98471249.1.jpg?v=1787910366</image:loc>
      <image:title>Grundfos 99313067 Kit - Sensor, Cable, Pan Head Thread Forming Screw &amp; Bracket</image:title>
      <image:caption>Grundfos 99313067 Kit - Sensor, Cable, Pan Head Thread Forming Screw &amp; Bracket</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98126827-magna1-40-80-f-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98126827.png?v=1787910367</image:loc>
      <image:title>Grundfos 98126827 MAGNA1 40-80 F Circulator Pump</image:title>
      <image:caption>Grundfos 98126827 MAGNA1 40-80 F Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7855p-217-control-board</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7855P-217 Control Board</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7855p-245-internal-primary-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7855P-245 Internal Primary Pump</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7855p-405-control-board</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7855P-405 Control Board</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7855p-425-fan-outlet-gasket</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7855P-425 Fan Outlet Gasket</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7855p-607-ignitor-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7855P-607 Ignitor Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-a2121600-flow-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars A2121600 Flow Sensor</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-f2025502-sealing-washer</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars F2025502 Sealing Washer</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7100p-131-replacement-circulator</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7100P-131 Replacement Circulator</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96406940-gasket-set</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Grundfos 96406940 Gasket Set</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7835111-flapper</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7835111 Flapper</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-ap6707-8-element-plug</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Rheem AP6707-8 Element Plug</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp12575b-temperature-pressure-relief-valve-t-p</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/1_PhotoofSP12575BUnpackaged.jpg?v=1787919022</image:loc>
      <image:title>Rheem SP12575B Temperature &amp; Pressure Relief Valve (T&amp;P)</image:title>
      <image:caption>|</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-64980039-advantageplus-sight-window-gasket</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/0_PhotoofSP12156_e8cea91a-d63c-455e-ab3f-b7a31c085a53.jpg?v=1787910378</image:loc>
      <image:title>HTP 64980039 AdvantagePlus Sight Window Gasket</image:title>
      <image:caption>HTP 64980039 AdvantagePlus Sight Window Gasket</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7828-929-gasket-set</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7828 929 Gasket Set</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7832-826-burner-tube</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/20250313_082933.jpg?v=1787919023</image:loc>
      <image:title>Viessmann 7832 826 Burner Tube</image:title>
      <image:caption>|</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7822-707-pressure-gauge-insert</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7822 707 Pressure Gauge Insert</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h7-300b-xfiire-hydronic-heating-boiler-300mbtuh</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/XFIIRE.png?v=1787910383</image:loc>
      <image:title>Raypak H7-300B XFIIRE Hydronic Heating Boiler - 300MBTUH</image:title>
      <image:caption>Raypak H7-300B XFIIRE Hydronic Heating Boiler - 300MBTUH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h7-400b-xfiire-hydronic-heating-boiler-400mbtuh</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/XFIIRE_7651fa7d-8415-4a4c-b432-676825474447.png?v=1787910384</image:loc>
      <image:title>Raypak H7-400B XFIIRE Hydronic Heating Boiler - 400MBTUH</image:title>
      <image:caption>Raypak H7-400B XFIIRE Hydronic Heating Boiler - 400MBTUH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h7-500b-xfiire-hydronic-heating-boiler-500mbtuh</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/XFIIRE_9cafa546-d015-4f4b-afbe-e21842f3ecde.png?v=1787910385</image:loc>
      <image:title>Raypak H7-500B XFIIRE Hydronic Heating Boiler - 500MBTUH</image:title>
      <image:caption>Raypak H7-500B XFIIRE Hydronic Heating Boiler - 500MBTUH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h7-650b-xfiire-hydronic-heating-boiler-650mbtuh</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/XFIIRE_5a54228b-1cf3-4c72-b1ae-95260418e743.png?v=1787910385</image:loc>
      <image:title>Raypak H7-650B XFIIRE Hydronic Heating Boiler - 650MBTUH</image:title>
      <image:caption>Raypak H7-650B XFIIRE Hydronic Heating Boiler - 650MBTUH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h7-800b-xfiire-hydronic-heating-boiler-800mbtuh</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/XFIIRE_0ac5b427-f6cc-4e75-9e76-9e07f89975c6.png?v=1787910389</image:loc>
      <image:title>Raypak H7-800B XFIIRE Hydronic Heating Boiler - 800MBTUH</image:title>
      <image:caption>Raypak H7-800B XFIIRE Hydronic Heating Boiler - 800MBTUH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h7-406l-xvers-l-condensing-fire-tube-boilers-399-mbtuh</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/XVERS.png?v=1787910389</image:loc>
      <image:title>Raypak H7-406L XVERS L Condensing Fire-Tube Boilers - 399 MBTUH</image:title>
      <image:caption>Raypak H7-406L XVERS L Condensing Fire-Tube Boilers - 399 MBTUH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h7-506l-xvers-l-condensing-fire-tube-boilers-500-mbtuh</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/XVERS_df251c92-2e39-4e8e-a65f-c64612eb133d.png?v=1787910391</image:loc>
      <image:title>Raypak H7-506L XVERS L Condensing Fire-Tube Boilers - 500 MBTUH</image:title>
      <image:caption>Raypak H7-506L XVERS L Condensing Fire-Tube Boilers - 500 MBTUH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h7-606l-xvers-l-condensing-fire-tube-boilers-600-mbtuh</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/XVERS_4b95e69f-b129-4351-90ec-552c8d8bab9e.png?v=1787910390</image:loc>
      <image:title>Raypak H7-606L XVERS L Condensing Fire-Tube Boilers - 600 MBTUH</image:title>
      <image:caption>Raypak H7-606L XVERS L Condensing Fire-Tube Boilers - 600 MBTUH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h7-726l-xvers-l-condensing-fire-tube-boilers-725-mbtuh</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/XVERS_ea11d194-9c9e-4953-9ecb-342076c73b96.png?v=1787910394</image:loc>
      <image:title>Raypak H7-726L XVERS L Condensing Fire-Tube Boilers - 725 MBTUH</image:title>
      <image:caption>Raypak H7-726L XVERS L Condensing Fire-Tube Boilers - 725 MBTUH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h7-856l-xvers-l-condensing-fire-tube-boilers-850-mbtuh</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/XVERS_de6d05f2-1073-48be-ac86-cd0be60ee93d.png?v=1787910395</image:loc>
      <image:title>Raypak H7-856L XVERS L Condensing Fire-Tube Boilers - 850 MBTUH</image:title>
      <image:caption>Raypak H7-856L XVERS L Condensing Fire-Tube Boilers - 850 MBTUH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h7-1006-xvers-condensing-boilers-999-000-btu-old-style</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/XVERSOLD.png?v=1787910396</image:loc>
      <image:title>Raypak H7-1006 XVERS Condensing Boilers - 999,000 BTU (Old Style)</image:title>
      <image:caption>Raypak H7-1006 XVERS Condensing Boilers - 999,000 BTU (Old Style)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-elu-199wcn-elite-ultra-high-efficiency-condensing-combi-unit-ng-lp-199-000-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/EFTU-2.jpg?v=1787910396</image:loc>
      <image:title>HTP ELU-199WCN Elite Ultra High Efficiency Condensing Combi Unit NG/LP- 199,000 BTU</image:title>
      <image:caption>HTP ELU-199WCN Elite Ultra High Efficiency Condensing Combi Unit NG/LP- 199,000 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-wh7-300b-xfiire-stainless-steel-domestic-water-heater-300-mbtuh</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/XFIIRE_c64718d1-967e-4d14-ab5c-f0821adc121a.png?v=1787910399</image:loc>
      <image:title>Raypak WH7-300B XFIIRE Stainless Steel Domestic Water Heater - 300 MBTUH</image:title>
      <image:caption>Raypak WH7-300B XFIIRE Stainless Steel Domestic Water Heater - 300 MBTUH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-wh7-500b-xfiire-stainless-steel-domestic-water-heater-500-mbtuh</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/XFIIRE_228d1bf5-7d97-41e9-a70e-ffe741fc46e3.png?v=1787910400</image:loc>
      <image:title>Raypak WH7-500B XFIIRE Stainless Steel Domestic Water Heater - 500 MBTUH</image:title>
      <image:caption>Raypak WH7-500B XFIIRE Stainless Steel Domestic Water Heater - 500 MBTUH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-wh7-650b-xfiire-stainless-steel-domestic-water-heater-650-mbtuh</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/XFIIRE_9185c7b1-267d-4ea9-84b5-f13726f459c1.png?v=1787910402</image:loc>
      <image:title>Raypak WH7-650B XFIIRE Stainless Steel Domestic Water Heater - 650 MBTUH</image:title>
      <image:caption>Raypak WH7-650B XFIIRE Stainless Steel Domestic Water Heater - 650 MBTUH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-b-r206a-en-c-pool-heater-brass-headers-ng-199-500-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Raypakpool.png?v=1787910402</image:loc>
      <image:title>Raypak B-R206A-EN-C Pool Heater, Brass Headers, NG 199,500 BTU</image:title>
      <image:caption>Raypak B-R206A-EN-C Pool Heater, Brass Headers, NG 199,500 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-b-r206a-ep-c-pool-heater-brass-headers-lp-199-500-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Raypakpool_ea195622-5e33-44aa-bb47-b9f860e3e64f.png?v=1787910404</image:loc>
      <image:title>Raypak B-R206A-EP-C Pool Heater, Brass Headers, LP 199,500 BTU</image:title>
      <image:caption>Raypak B-R206A-EP-C Pool Heater, Brass Headers, LP 199,500 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-b-r266a-en-c-pool-heater-brass-headers-ng-266-000-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Raypakpool_1ec8bc4f-2cda-414b-965f-fd28e7ad8a8d.png?v=1787910405</image:loc>
      <image:title>Raypak B-R266A-EN-C Pool Heater, Brass Headers, NG 266,000 BTU</image:title>
      <image:caption>Raypak B-R266A-EN-C Pool Heater, Brass Headers, NG 266,000 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-b-r266a-en-x-pool-heater-cupro-nickel-brass-headers-ng-240-000-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Raypakpool_6e26fb3d-de33-4f1d-a5cc-205887033280.png?v=1787910408</image:loc>
      <image:title>Raypak B-R266A-EN-X Pool Heater Cupro-Nickel, Brass Headers, NG 240,000 BTU</image:title>
      <image:caption>Raypak B-R266A-EN-X Pool Heater Cupro-Nickel, Brass Headers, NG 240,000 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-b-r266a-ep-c-pool-heater-brass-headers-lp-266-000-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Raypakpool_4945f53b-82ab-4098-a9e1-3b4d82b30b73.png?v=1787910408</image:loc>
      <image:title>Raypak B-R266A-EP-C Pool Heater, Brass Headers, LP 266,000 BTU</image:title>
      <image:caption>Raypak B-R266A-EP-C Pool Heater, Brass Headers, LP 266,000 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-b-r266a-ep-x-pool-heater-cupro-nickel-brass-headers-lp-240-000-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Raypakpool_b72e84e8-36ff-48ad-b704-4c8c199d56b4.png?v=1787910410</image:loc>
      <image:title>Raypak B-R266A-EP-X Pool Heater Cupro-Nickel, Brass Headers, LP 240,000 BTU</image:title>
      <image:caption>Raypak B-R266A-EP-X Pool Heater Cupro-Nickel, Brass Headers, LP 240,000 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-b-r336a-en-c-pool-heater-brass-headers-ng-332-500-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Raypakpool_5317f4c9-efaf-4731-a6a8-1839f2357993.png?v=1787910410</image:loc>
      <image:title>Raypak B-R336A-EN-C Pool Heater, Brass Headers, NG 332,500 BTU</image:title>
      <image:caption>Raypak B-R336A-EN-C Pool Heater, Brass Headers, NG 332,500 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-b-r336a-en-x-pool-heater-cupro-nickel-brass-headers-ng-300-000-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Raypakpool_fa7148df-0452-4258-87e1-0a1ba6e936ed.png?v=1787910413</image:loc>
      <image:title>Raypak B-R336A-EN-X Pool Heater Cupro-Nickel , Brass Headers, NG 300,000 BTU</image:title>
      <image:caption>Raypak B-R336A-EN-X Pool Heater Cupro-Nickel , Brass Headers, NG 300,000 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-b-r336a-ep-c-pool-heater-brass-headers-lp-332-500-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Raypakpool_fc969fbb-fdc7-4094-8618-13163b5983e4.png?v=1787910413</image:loc>
      <image:title>Raypak B-R336A-EP-C Pool Heater, Brass Headers, LP 332,500 BTU</image:title>
      <image:caption>Raypak B-R336A-EP-C Pool Heater, Brass Headers, LP 332,500 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-b-r406a-en-c-pool-heater-brass-headers-ng-399-000-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Raypakpool_adb644b7-c649-46e3-91dc-0acc5107be70.png?v=1787910416</image:loc>
      <image:title>Raypak B-R406A-EN-C Pool Heater, Brass Headers, NG 399,000 BTU</image:title>
      <image:caption>Raypak B-R406A-EN-C Pool Heater, Brass Headers, NG 399,000 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-b-r406a-en-x-pool-heater-cupro-nickel-brass-headers-ng-360-000-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Raypakpool_c7402835-8776-4732-a213-1eb657db4893.png?v=1787910416</image:loc>
      <image:title>Raypak B-R406A-EN-X Pool Heater Cupro-Nickel, Brass Headers, NG 360,000 BTU</image:title>
      <image:caption>Raypak B-R406A-EN-X Pool Heater Cupro-Nickel, Brass Headers, NG 360,000 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-b-r406a-ep-c-pool-heater-brass-headers-lp-399-000-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Raypakpool_9e9e7dc7-ab6f-4d53-b479-22465e3c1d16.png?v=1787910418</image:loc>
      <image:title>Raypak B-R406A-EP-C Pool Heater, Brass Headers, LP 399,000 BTU</image:title>
      <image:caption>Raypak B-R406A-EP-C Pool Heater, Brass Headers, LP 399,000 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-b-r406a-ep-x-pool-heater-cupro-nickel-brass-headers-lp-360-000-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Raypakpool_8a4475fb-b447-4690-8a76-8fdf1286c3d4.png?v=1787910419</image:loc>
      <image:title>Raypak B-R406A-EP-X Pool Heater Cupro-Nickel, Brass Headers, LP 360,000 BTU</image:title>
      <image:caption>Raypak B-R406A-EP-X Pool Heater Cupro-Nickel, Brass Headers, LP 360,000 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-c-r206a-ep-c-pool-heater-cast-iron-headers-lp-199-500-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Raypakpool_5e29bb41-3242-4567-90bd-26ecbec84acd.png?v=1787910421</image:loc>
      <image:title>Raypak C-R206A-EP-C Pool Heater, Cast Iron Headers, LP 199,500 BTU</image:title>
      <image:caption>Raypak C-R206A-EP-C Pool Heater, Cast Iron Headers, LP 199,500 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-c-r266a-ep-c-pool-heater-cast-iron-headers-lp-266-000-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Raypakpool_e2cf3a5d-30b4-456f-99be-8720923fb55c.png?v=1787910421</image:loc>
      <image:title>Raypak C-R266A-EP-C Pool Heater, Cast Iron Headers, LP 266,000 BTU</image:title>
      <image:caption>Raypak C-R266A-EP-C Pool Heater, Cast Iron Headers, LP 266,000 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-c-r336a-ep-c-pool-heater-cast-iron-headers-lp-332-500-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Raypakpool_1b074ea3-fc21-4683-959d-32cb8236aa49.png?v=1787910424</image:loc>
      <image:title>Raypak C-R336A-EP-C Pool Heater, Cast Iron Headers, LP 332,500 BTU</image:title>
      <image:caption>Raypak C-R336A-EP-C Pool Heater, Cast Iron Headers, LP 332,500 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7843-246-combustion-chamber-door-refractory</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7843 246 Combustion Chamber Door Refractory</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7862302-control-console-b2hb-160-199-tt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7862302 Control Console B2HB 160/199 TT</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7841081-coding-plug-2527-0101-b2ha-45</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7841081 Coding Plug  2527:0101 - B2HA 45</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-007414f-model-combustion-air-blower</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Raypak 007414F Model Combustion Air Blower</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-85d7501-wire-harness</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars 85D7501 Wire Harness</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/polaris-a-o-smith-100284488-spark-rod-cable-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/100271888.jpg?v=1787910467</image:loc>
      <image:title>Polaris / A.O. Smith 100284488 Spark Rod, Cable Assembly</image:title>
      <image:caption>Polaris / A.O. Smith 100284488 Spark Rod, Cable Assembly</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/milwaukee-49-16-2662r-1-4-1-1-8-rls-acr-press-jaw-kit-for-m18-force-logic-press-tools</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/49-16-2660r.jpg?v=1787910469</image:loc>
      <image:title>Milwaukee 49-16-2662R 1/4&quot; - 1-1/8&quot; RLS ACR Press Jaw Kit for M18 FORCE LOGIC Press Tools</image:title>
      <image:caption>Milwaukee 49-16-2662R 1/4&quot; - 1-1/8&quot; RLS ACR Press Jaw Kit for M18 FORCE LOGIC Press Tools</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/milwaukee-49-16-2655r-3-4-rls-acr-press-jaws</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/49-16-2655r-1.jpg?v=1787910471</image:loc>
      <image:title>Milwaukee 49-16-2655R 3/4&quot; RLS® ACR Press Jaws</image:title>
      <image:caption>Milwaukee 49-16-2655R 3/4&quot; RLS® ACR Press Jaws</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/milwaukee-49-16-2652r-3-8-rls-acr-press-jaws</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/49-16-2655r-1_00f9ecd7-3e18-47a2-86d5-fa1c527f7071.jpg?v=1787910471</image:loc>
      <image:title>Milwaukee 49-16-2652R 3/8&quot; RLS® ACR Press Jaws</image:title>
      <image:caption>Milwaukee 49-16-2652R 3/8&quot; RLS® ACR Press Jaws</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/milwaukee-49-16-2656r-7-8-rls-acr-press-jaws</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/49-16-2655r-1_3d2e9abc-586a-44a2-b94d-b8817c672a63.jpg?v=1787910473</image:loc>
      <image:title>Milwaukee 49-16-2656R 7/8&quot; RLS® ACR Press Jaws</image:title>
      <image:caption>Milwaukee 49-16-2656R 7/8&quot; RLS® ACR Press Jaws</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-12h7008-flame-sensor-wire</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars 12H7008 Flame Sensor Wire</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-re23569003-control-board-for-mascot-lx-125</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars RE23569003 Control Board for Mascot LX 125</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1927-burner-gasket-mascot-ft</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1927 Burner Gasket Mascot FT</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-r2086601-annual-maintenance-service-kit-mascot-ft</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars R2086601 Annual Maintenance Service Kit Mascot FT</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/trinity-84441-blower-gasket-tft60-399</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Trinity 84441 Blower Gasket - Tft60-399</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/fernox-f1-protector-express-400ml</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/F1XP.jpg?v=1787910480</image:loc>
      <image:title>Fernox F1 Protector Express - 400ml</image:title>
      <image:caption>Fernox F1 Protector Express - 400ml</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/fernox-f2-boiler-noise-silencer-express-265-ml</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/fernox-f2-express.jpg?v=1787910480</image:loc>
      <image:title>Fernox F2 Boiler Noise Silencer Express - 265 ml</image:title>
      <image:caption>Fernox F2 Boiler Noise Silencer Express - 265 ml</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/fernox-f3-cleaner-1-pint-500ml</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FernoxF3-Pint.jpg?v=1787910482</image:loc>
      <image:title>Fernox F3 Cleaner - 1 pint (500ml)</image:title>
      <image:caption>Fernox F3 Cleaner - 1 pint (500ml)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/fernox-f3-cleaner-express-13-fl-oz-400ml</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/62437-Cleaner-F3-Express-13-fl-oz-400ml.jpg?v=1787910485</image:loc>
      <image:title>Fernox F3 Cleaner Express 13 fl oz (400ml)</image:title>
      <image:caption>Fernox F3 Cleaner Express 13 fl oz (400ml)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp21031a-blower-assembly-residential-powervent</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/0_SP21031A.jpg?v=1787910486</image:loc>
      <image:title>Rheem SP21031A Blower Assembly - Residential Powervent</image:title>
      <image:caption>Rheem SP21031A Blower Assembly - Residential Powervent</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30024848a-exhaust-pipe-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/30024848A.jpg?v=1787910486</image:loc>
      <image:title>Navien 30024848A Exhaust Pipe  Assembly</image:title>
      <image:caption>Navien 30024848A Exhaust Pipe  Assembly</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft2005-display-control-panel</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT2005 Display Control Panel</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-f2025000-3-8-flat-washer</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars F2025000 3/8&quot; Flat Washer</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-f0040800-nut</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars F0040800 Nut</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-r2080608-control-board-repair-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars R2080608 Control Board Repair Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-gxxx002212-residential-neutralizer-v2</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/GXXX002212.png?v=1787910492</image:loc>
      <image:title>Navien GXXX002212 Residential Neutralizer (V2)</image:title>
      <image:caption>Navien GXXX002212 Residential Neutralizer (V2)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/wilo-2164618-stratos-maxo-3-x-3-40-high-efficiency-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Maxo.jpg?v=1787910494</image:loc>
      <image:title>Wilo 2164618 Stratos Maxo 3 x 3-40 High-Efficiency Circulator Pump</image:title>
      <image:caption>Wilo 2164618 Stratos Maxo 3 x 3-40 High-Efficiency Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/wilo-2164612-stratos-maxo-1-5-x-3-52-high-efficiency-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Maxo.1.jpg?v=1787910494</image:loc>
      <image:title>Wilo 2164612 Stratos MAXO 1.5 x 3-52 High Efficiency Circulator Pump</image:title>
      <image:caption>Wilo 2164612 Stratos MAXO 1.5 x 3-52 High Efficiency Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1525-u-clip-pressure-gauge</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1525 U-Clip, Pressure Gauge</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1692-clip-cold-water-inlet-1</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1692 Clip, Cold Water Inlet 1</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7811-511-rebuild-kit-f-mixing-valve-4-way-1</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7811 511 Rebuild Kit f Mixing Valve 4-Way, 1&quot;</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-004881f-gas-valve-1-ng</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Raypak 004881F Gas Valve  1&quot;, NG</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7450-633-dhw-temperature-sensor-5</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7450 633 DHW Temperature Sensor #5</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-lftcf199-ft-series-floor-standing-combi-boiler</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/LFTCF199.png?v=1787910500</image:loc>
      <image:title>Laars LFTCF199 FT Series Floor Standing Combi Boiler</image:title>
      <image:caption>Laars LFTCF199 FT Series Floor Standing Combi Boiler</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-106259-01-k2-fastpipe-ready-made-primary-secondary-piping</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 106259-01 K2 Fastpipe - Ready-Made Primary/Secondary Piping</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1961-gasket-hx</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1961 Gasket, HX</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7100p-272-120v-wiring-harness</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7100P-272 120V Wiring  Harness</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7100p-1107-programmed-control-board-ph199-80</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7100P-1107 Programmed Control Board - PH199-80</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-20042859a-fuse-125v-20a-6e</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 20042859A Fuse, 125V,  20A, 6E</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-101379-01-thermostat</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 101379-01 Thermostat</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1794-dhw-tank-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1794 DHW Tank  Assembly</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit152-insrkit52-control-module-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/INSRKIT152.jpg?v=1787910506</image:loc>
      <image:title>Triangle Tube INSRKIT152 / INSRKIT52 Control Module Kit</image:title>
      <image:caption>Triangle Tube INSRKIT152 / INSRKIT52 Control Module Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit58-instinct-flow-sensor-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/INSRKIT58.jpg?v=1787910508</image:loc>
      <image:title>Triangle Tube INSRKIT58 Instinct Flow Sensor Kit</image:title>
      <image:caption>Triangle Tube INSRKIT58 Instinct Flow Sensor Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-st1050-mascot-st199-mixing-valve</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars ST1050 Mascot ST199 Mixing Valve</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp20832e-gas-control-thermostat-ng</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Rheem SP20832E Gas Control Thermostat, NG</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp20832a-gas-control-thermostat-ng</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Rheem SP20832A Gas Control Thermostat - NG</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-100509-01-ignition-electrode-for-chg-freedom-boilers</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 100509-01 Ignition Electrode for CHG, Freedom Boilers</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-100517-01-high-temperature-limit-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 100517-01 High Temperature Limit Switch</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp17894a-blocked-exhaust-pressure-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Rheem SP17894A Blocked Exhaust Pressure Switch</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viega-1-1-4-x-3-4-propress-copper-reducer-ftg-x-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viega 1-1/4&quot; x 3/4&quot; ProPress Copper Reducer FTG x Press</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1770-damper-packing</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1770 Damper Packing</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/wilo-2163589-stratos-1-25-x-3-25-cast-iron-circulation-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Wilo 2163589 Stratos, 1.25 x 3-25, Cast Iron Circulation Pump</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7823850-condensate-hose-wb1a</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7823850 Condensate  Hose WB1A</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30000442a-circulation-pump-hbc-hbo-100</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30000442A Circulation Pump HBC &amp; HBO-100</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-gfxa-85-99455343-23-gallon-potable-expansion-tank-asme-no-warranty</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/GrundfosGFXA.jpg?v=1787910517</image:loc>
      <image:title>Grundfos GFXA-85 99455343 23 Gallon Potable Expansion Tank - ASME - No Warranty</image:title>
      <image:caption>Grundfos GFXA-85 99455343 23 Gallon Potable Expansion Tank - ASME - No Warranty</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-gfxa-135-97701229-35-gallon-potable-expansion-tank-asme-no-warranty</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/GrundfosGFXA_475c1821-71be-40a5-b9db-36f900c8b647.jpg?v=1787910518</image:loc>
      <image:title>Grundfos GFXA-135 97701229 35 Gallon Potable Expansion Tank - ASME - No Warranty</image:title>
      <image:caption>Grundfos GFXA-135 97701229 35 Gallon Potable Expansion Tank - ASME - No Warranty</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-gfxa-200-99455345-53-gallon-potable-expansion-tank-asme-no-warranty</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/GrundfosGFXA_1fb2deb1-7c70-4a7f-968e-adfd266d800f.jpg?v=1787910519</image:loc>
      <image:title>Grundfos GFXA-200 99455345 53 Gallon Potable Expansion Tank - ASME - No Warranty</image:title>
      <image:caption>Grundfos GFXA-200 99455345 53 Gallon Potable Expansion Tank - ASME - No Warranty</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-gnla-130-99397646-35-gallon-hydronic-expansion-tank-asme-no-warranty</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/GrundfosGFXA_d05f3cc3-8bbe-47bf-87d5-aa0ef8dc8064.jpg?v=1787910520</image:loc>
      <image:title>Grundfos GNLA-130 99397646 35 Gallon Hydronic Expansion Tank - ASME - No Warranty</image:title>
      <image:caption>Grundfos GNLA-130 99397646 35 Gallon Hydronic Expansion Tank - ASME - No Warranty</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-gnla-200-99397647-53-gallon-hydronic-expansion-tank-asme-no-warranty</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/GrundfosGFXA_d0d50a7b-440b-4d8c-a60a-85cf543c3b31.jpg?v=1787910523</image:loc>
      <image:title>Grundfos GNLA-200 99397647 53 Gallon Hydronic Expansion Tank - ASME - No Warranty</image:title>
      <image:caption>Grundfos GNLA-200 99397647 53 Gallon Hydronic Expansion Tank - ASME - No Warranty</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-gnla-400-99397649-106-gallon-hydronic-expansion-tank-asme-no-warranty</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/GrundfosGFXA_afae6b3e-7949-4302-8e30-54615086353a.jpg?v=1787910524</image:loc>
      <image:title>Grundfos GNLA-400 99397649 106 Gallon Hydronic Expansion Tank - ASME - No Warranty</image:title>
      <image:caption>Grundfos GNLA-400 99397649 106 Gallon Hydronic Expansion Tank - ASME - No Warranty</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-gnla-500-99397650-132-gallon-hydronic-expansion-tank-asme-no-warranty</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/GrundfosGFXA_507c1bad-5325-4411-ada3-003e2e25bac1.jpg?v=1787910524</image:loc>
      <image:title>Grundfos GNLA-500 99397650 132 Gallon Hydronic Expansion Tank - ASME - No Warranty</image:title>
      <image:caption>Grundfos GNLA-500 99397650 132 Gallon Hydronic Expansion Tank - ASME - No Warranty</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-psrkit83-venturi-051-replacement-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PSRKIT83 Venturi 051 Replacement Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-psrkit80-venturi-replacement-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/psrkit81-3.jpg?v=1787910529</image:loc>
      <image:title>Triangle Tube PSRKIT80 Venturi Replacement Kit</image:title>
      <image:caption>Triangle Tube PSRKIT80 Venturi Replacement Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7250p-324-system-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7250P-324 System Sensor</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-8100p-135-anode-rod</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 8100P-135 Anode Rod</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-8100p-071-flame-sensing-rod</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/8100P-071.jpg?v=1787910530</image:loc>
      <image:title>HTP 8100P-071 Flame Sensing Rod</image:title>
      <image:caption>HTP 8100P-071 Flame Sensing Rod</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-800001b-header-gasket-set</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/800001B.jpg?v=1787910531</image:loc>
      <image:title>Raypak 800001B Header Gasket Set</image:title>
      <image:caption>Raypak 800001B Header Gasket Set</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-s2009500-gasket-divider-inlet-outlet-water-barrier</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars S2009500 Gasket, Divider, Inlet / Outlet Water Barrier</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30026790a-3-way-valve</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/30026790A.1.png?v=1787910537</image:loc>
      <image:title>Navien 30026790A 3-Way Valve</image:title>
      <image:caption>Navien 30026790A 3-Way Valve</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30019982a-siphon</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30019982A Siphon</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-e2339800-display-touch-control-black-housing</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars E2339800 Display, Touch Control, Black Housing</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7350p-019-burner-door-refractory</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7350P-019 Burner Door Refractory</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7850p-002-rt-199-fan-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7850P-002 RT-199 Fan Assembly</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-100282-03-2-1-2-water-temperature-pressure-gauge</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/100282-03_1.jpg?v=1787919028</image:loc>
      <image:title>Burnham 100282-03 - 2-1/2&quot; Water Temperature/Pressure Gauge</image:title>
      <image:caption>|</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-9544-372-rs8-kw2-ignition-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 9544 372 RS8-KW2 Ignition Assembly</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7100p-007-mounting-plate</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7100P-007 Mounting Plate</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7850p-004-agm-actuator</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7850P-004 AGM Actuator</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-004844f-bronze-pump-impeller-kit-115v</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/004844F.jpg?v=1787910544</image:loc>
      <image:title>Raypak 004844F Bronze Pump Impeller Kit - 115V</image:title>
      <image:caption>Raypak 004844F Bronze Pump Impeller Kit - 115V</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7842-353-radial-fan-nr148-w-gskts</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7842 353 Radial Fan NR148 (w Gskts)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7819652-consumable-anode-top-cva-300l</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7819652 Consumable Anode (top) CVA 300L</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp15100-eco-thermistor-assembly-top</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Rheem SP15100 ECO Thermistor Assembly (Top)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/amtrol-ft112-2-fill-trol-expansion-tank</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/112-1.jpg?v=1787910546</image:loc>
      <image:title>Amtrol FT112-2 Fill-Trol Expansion Tank</image:title>
      <image:caption>Amtrol FT112-2 Fill-Trol Expansion Tank</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30008361a-pump-pipe-for-npe-series</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/30008361A.jpg?v=1787910547</image:loc>
      <image:title>Navien 30008361A Pump Pipe for NPE Series</image:title>
      <image:caption>Navien 30008361A Pump Pipe for NPE Series</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7822-769-push-clip-pair</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7822 769 Push Clip (Pair)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7745434-vitoconnect-opto2-boiler-control-wifi-module</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7745434 Vitoconnect OPTO2 Boiler Control WiFi Module</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1904-wire-harness</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1904 Wire Harness</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7350p-070-field-electrical-connection-board-for-htp-boilers</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7350p-070.jpg?v=1787910552</image:loc>
      <image:title>HTP 7350P-070 Field Electrical Connection Board for HTP Boilers</image:title>
      <image:caption>HTP 7350P-070 Field Electrical Connection Board for HTP Boilers</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7829-297-expansion-pipe-cpk</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7829 297 Expansion Pipe CPK</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/tekmar-294-smart-boiler-control</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Tekmar294.jpg?v=1787910553</image:loc>
      <image:title>Tekmar 294 Smart Boiler Control</image:title>
      <image:caption>Tekmar 294 Smart Boiler Control</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-ccrkit46-venturi-kit-362</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube CCRKIT46 Venturi Kit 362</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96453579-chamber-stack-kit-basic-version</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Grundfos 96453579 Chamber Stack Kit, Basic Version</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-rtgh-sr11i-ikonic-condensing-tankless-gas-water-heater-w-recirculation-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/rtgh-sr11i-1.jpg?v=1787910557</image:loc>
      <image:title>Rheem RTGH-SR11i IKONIC Condensing Tankless Gas Water Heater w/  Recirculation Pump</image:title>
      <image:caption>Rheem RTGH-SR11i IKONIC Condensing Tankless Gas Water Heater w/  Recirculation Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/armstrong-816322-111-3-3-8-pump-impeller</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Armstrong 816322-111 - 3-3/8&quot; Pump Impeller</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/renewaire-bd6-6-backdraft-damper</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/BD6.jpg?v=1787910558</image:loc>
      <image:title>Renewaire BD6 6&quot; Backdraft Damper</image:title>
      <image:caption>Renewaire BD6 6&quot; Backdraft Damper</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/armstrong-806168-001-replacement-coupler</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Armstrong 806168-001 Replacement Coupler</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/armstrong-807436-001k-flex-coupler-3ja-1-2-x-1-2</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/13502-3_CouplerAssembly.jpg?v=1787910560</image:loc>
      <image:title>Armstrong 807436-001K Flex Coupler 3JA, 1/2&quot; x 1/2&quot;</image:title>
      <image:caption>Armstrong 807436-001K Flex Coupler 3JA, 1/2&quot; x 1/2&quot;</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/armstrong-astro-250ss-110223-308-3-speed-stainless-steel-circulator</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Armstrong Astro-250SS (110223-308) 3-Speed Stainless Steel Circulator</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/armstrong-armflo-e11-2-182202-651-cast-iron-circulator</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Armstrong ARMflo E11.2 (182202-651) Cast Iron Circulator</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1208-flow-sensor-clip</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1208 Flow Sensor Clip</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1107-piping-clip</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1107 Piping Clip</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1114-dhw-inlet-pipe</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1114 DHW Inlet Pipe</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h3-hd151-br-hi-delta-ss-hydronic-heating-boiler</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/HiDelta.png?v=1787910566</image:loc>
      <image:title>Raypak H3-HD151-BR Hi Delta SS Hydronic Heating Boiler</image:title>
      <image:caption>Raypak H3-HD151-BR Hi Delta SS Hydronic Heating Boiler</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h3-hd151-br-p-hi-delta-ss-hydronic-heating-boiler</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/HiDelta_1357270e-f16b-48ed-ab1d-f454a29fa183.png?v=1787910566</image:loc>
      <image:title>Raypak H3-HD151-BR/P Hi Delta SS Hydronic Heating Boiler</image:title>
      <image:caption>Raypak H3-HD151-BR/P Hi Delta SS Hydronic Heating Boiler</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h3-hd201-br-hi-delta-ss-hydronic-heating-boiler</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/HiDelta_f0a7371a-1097-4dde-8e63-ac83054ba559.png?v=1787910567</image:loc>
      <image:title>Raypak H3-HD201-BR Hi Delta SS Hydronic Heating Boiler</image:title>
      <image:caption>Raypak H3-HD201-BR Hi Delta SS Hydronic Heating Boiler</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h3-hd251-br-hi-delta-ss-hydronic-heating-boiler</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/HiDelta_c249f122-6279-4320-8b79-185a0425c7d6.png?v=1787910569</image:loc>
      <image:title>Raypak H3-HD251-BR Hi Delta SS Hydronic Heating Boiler</image:title>
      <image:caption>Raypak H3-HD251-BR Hi Delta SS Hydronic Heating Boiler</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h3-hd251-ci-hi-delta-ss-hydronic-heating-boiler</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/HiDelta_bd79d0f2-0d5b-4130-bec1-9f2be3fdad3e.png?v=1787910571</image:loc>
      <image:title>Raypak H3-HD251-CI Hi Delta SS Hydronic Heating Boiler</image:title>
      <image:caption>Raypak H3-HD251-CI Hi Delta SS Hydronic Heating Boiler</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h3-hd401-ci-hi-delta-ss-hydronic-heating-boiler</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/HiDelta_944b50a0-6fb6-4ca7-8287-5cd94ba9ae1d.png?v=1787910572</image:loc>
      <image:title>Raypak H3-HD401-CI Hi Delta SS Hydronic Heating Boiler</image:title>
      <image:caption>Raypak H3-HD401-CI Hi Delta SS Hydronic Heating Boiler</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h3-hd301-ci-hi-delta-ss-hydronic-heating-boiler</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/HiDelta_ce9b64a0-7b67-419f-a5f3-bcd8bad2cff1.png?v=1787910572</image:loc>
      <image:title>Raypak H3-HD301-CI Hi Delta SS Hydronic Heating Boiler</image:title>
      <image:caption>Raypak H3-HD301-CI Hi Delta SS Hydronic Heating Boiler</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-h3-hd301-br-hi-delta-ss-hydronic-heating-boiler</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/HiDelta_3f703546-1a6d-45f2-b818-1259b36e68fb.png?v=1787910574</image:loc>
      <image:title>Raypak H3-HD301-BR Hi Delta SS Hydronic Heating Boiler</image:title>
      <image:caption>Raypak H3-HD301-BR Hi Delta SS Hydronic Heating Boiler</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1806-dhw-inlet-pipe</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/boston_heating_4_3_08.728.png?v=1787918639</image:loc>
      <image:title>Laars FT1806 DHW Inlet Pipe</image:title>
      <image:caption>|</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp12576c-temperature-and-pressure-relief-valve</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/SP12576C.jpg?v=1787910577</image:loc>
      <image:title>Rheem SP12576C Temperature and Pressure Relief Valve</image:title>
      <image:caption>Rheem SP12576C Temperature and Pressure Relief Valve</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96437852-pressure-sensor-1-120-psi</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/98393361-1.jpg?v=1787910578</image:loc>
      <image:title>Grundfos 96437852 Pressure Sensor, 1-120 PSI</image:title>
      <image:caption>Grundfos 96437852 Pressure Sensor, 1-120 PSI</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/schier-gb-1500-poly-grease-trap-interceptor-6-plain-inlet-outlet-w-pumpout-ports</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/GB1500-1.png?v=1787919025</image:loc>
      <image:title>Schier GB-1500 Poly Grease Trap Interceptor 6&quot; Plain Inlet / Outlet w/ Pumpout Ports</image:title>
      <image:caption>|</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/schier-gb-1500-poly-grease-trap-interceptor-6-plain-inlet-outlet-no-pumpout-ports</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/GB1500-1_48f354bf-77ee-4709-b542-e692d1b38f0a.png?v=1787919030</image:loc>
      <image:title>Schier GB-1500 Poly Grease Trap Interceptor 6&quot; Plain Inlet / Outlet NO Pumpout Ports</image:title>
      <image:caption>|</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-92603108-alpha-15-58-fr-circulator-pump-rotated-flange-mount</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/1_9.jpg?v=1787919033</image:loc>
      <image:title>Grundfos 92603108 ALPHA 15-58 FR Circulator Pump (Rotated Flange Mount)</image:title>
      <image:caption>|</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-92603115-alpha-15-58-f-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/1.9.jpg?v=1787919031</image:loc>
      <image:title>Grundfos 92603115 ALPHA 15-58 F Circulator Pump</image:title>
      <image:caption>|</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7855p-068-ignition-rod-uft</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7855P-068 Ignition Rod - UFT</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7819-651-consumable-anode-rod</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7819 651 Consumable  Anode (Rod)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7855p-252-igniter-gasket-uft</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7855P-252 Igniter Gasket - UFT</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-r20d4020-condensate-trap-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars R20D4020 Condensate Trap Assembly</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit04-lwco-pressure-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/PARKIT04.jpg?v=1787910588</image:loc>
      <image:title>Triangle Tube PARKIT04 LWCO Pressure Sensor</image:title>
      <image:caption>Triangle Tube PARKIT04 LWCO Pressure Sensor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-64980037-burner-tube-160-199k</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 64980037 Burner Tube - 160-199K</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7850p-054-mixing-valve</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7850P-054 Mixing Valve</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7850p-145-sight-glass</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7850P-145 Sight Glass</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7664138-flue-straight-pipe-cg-0-5m-80-125</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7664138 Flue Straight Pipe (CG) 0.5M - 80/125</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7726376-24v-digital-dhw-tank-temp-control</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7726376 24V Digital DHW Tank Temp Control</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7815581-digital-time-control-trimatik-mc</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7815581 Digital Time Control Trimatik-MC</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7819669-gasket-216-x-165-x-3mm-evi-vc-hg</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7819669 Gasket, 216 x 165 x 3mm, EVI/VC-HG</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-102989-01-wall-mounting-bracket-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 102989-01 Wall Mounting Bracket Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-105005-01-replacement-condensate-float-switch-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 105005-01 Replacement Condensate Float Switch Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-105185-01-burner-door-replacement-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 105185-01 Burner Door Replacement Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-104999-01-inducer-blower-motor-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 104999-01 Inducer/Blower Motor Assembly</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-103308-01-replacement-igniter-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 103308-01 Replacement Igniter Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-103310-01-replacement-flame-sensor-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 103310-01 Replacement Flame Sensor Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-105004-02-replacement-gas-valve-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 105004-02 Replacement Gas Valve Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7868869-center-clip-profile-gasket-pair-bxxe</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7868869 - Center Clip, Profile Gasket (Pair) - BxxE</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit11-blower-assembly-with-gasket-pa80-110-exc</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/PARKIT11.jpg?v=1787910601</image:loc>
      <image:title>Triangle Tube PARKIT11 Blower Assembly (with Gasket) - PA80/110/EXC</image:title>
      <image:caption>Triangle Tube PARKIT11 Blower Assembly (with Gasket) - PA80/110/EXC</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit17-gas-valve-kit-pa80-110</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/PARKIT17.jpg?v=1787910602</image:loc>
      <image:title>Triangle Tube PARKIT17 Gas Valve Kit - (PA80/110)</image:title>
      <image:caption>Triangle Tube PARKIT17 Gas Valve Kit - (PA80/110)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit01-flue-temperature-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT01 Flue Temperature Sensor</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit22-idhw-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT22 IDHW Assembly</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit51-blower-assembly-with-gasket</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT51 Blower Assembly (with Gasket)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit78-supply-return-temperature-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/PARKIT78.jpg?v=1787910607</image:loc>
      <image:title>Triangle Tube PARKIT78 Supply/Return Temperature Sensor</image:title>
      <image:caption>Triangle Tube PARKIT78 Supply/Return Temperature Sensor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit79-kit-gas-valve-pa299-399</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT79 Kit: Gas Valve (PA299/399)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ca019915-natural-to-lp-5001-8000-feet</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars CA019915 Natural to LP 5001-8000 feet</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-r2075501-mascot-gas-valve-kit-w-lp-orifcice</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/R2075501.jpg?v=1787910609</image:loc>
      <image:title>Laars R2075501 Mascot Gas Valve Kit w/ LP Orifcice</image:title>
      <image:caption>Laars R2075501 Mascot Gas Valve Kit w/ LP Orifcice</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7874-312-ignition-electrode-w-gasket</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7874 312 Ignition Electrode (w/ Gasket)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7835164-burner-gasket-d-408</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7835164 Burner Gasket, D=408</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7868467-radial-fan-gas-valve-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7868467 Radial Fan, Gas Valve Assembly</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7858817-top-front-cover-hinge-pair</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7858817 Top Front Cover Hinge (Pair)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7868819-bottom-cover-hinge-pair</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7868819 Bottom Cover Hinge (Pair)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-20027149a-gas-valve-outlet-adapter</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 20027149A Gas Valve Outlet Adapter</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30021275a-ignitor-kit-a-s</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30021275A Ignitor Kit A/S</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30022124a-mixing-valve</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30022124A Mixing Valve</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-ptrkit139-burner-plate-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PTRKIT139 Burner Plate Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98420206-up10-16-pm-b5-lc-comfort-pm-pump-1-2-sweat</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Grundfos 98420206 UP10-16 PM B5/LC Comfort PM Pump (1/2&quot; Sweat)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96511827-wear-parts-kit-7-10-cr-i-n-15</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Grundfos 96511827 Wear Parts Kit - 7-10, CR(I-N)15</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96525930-hydraulic-parts-kit-mq3-35</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Grundfos 96525930 Hydraulic Parts Kit, MQ3-35</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-re2310500-outdoor-temp-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/RE2310500copy.jpg?v=1787910620</image:loc>
      <image:title>Laars RE2310500 Outdoor Temp Sensor</image:title>
      <image:caption>Laars RE2310500 Outdoor Temp Sensor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-a2116300-condensate-trap-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars A2116300 Condensate Trap Assembly</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rehau-343375-001-pro-balance-1-1-4-manifold-w-4-stations</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Rehau 343375-001 PRO-BALANCE 1-1/4&quot; Manifold w/ 4 Stations</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-20048412a-check-valve-adapter</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 20048412A Check Valve Adapter</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30034132a-check-valve-assembly-npe-2</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/30024442A.jpg?v=1787910625</image:loc>
      <image:title>Navien 30034132A Check Valve Assembly, NPE-2</image:title>
      <image:caption>Navien 30034132A Check Valve Assembly, NPE-2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30022965a-navi-circ-recirculation-valve-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30022965A Navi-Circ Recirculation Valve Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30013507a-air-vent-outlet-pipe</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30013507A Air Vent Outlet Pipe</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7134-743-three-way-mixing-valve-1</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/unnamed.3.png?v=1787910629</image:loc>
      <image:title>Viessmann 7134 743 Three-Way Mixing Valve 1&quot;</image:title>
      <image:caption>Viessmann 7134 743 Three-Way Mixing Valve 1&quot;</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/voyager-vs210-over-temperature-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Voyager VS210 Over Temperature Switch</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-573-1-2-autofill-combo-w-backflow-preventer-npt-x-npt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/573002a.jpg?v=1787910629</image:loc>
      <image:title>Caleffi 573 1/2&quot; AutoFill Combo w/ Backflow Preventer (NPT x NPT)</image:title>
      <image:caption>Caleffi 573 1/2&quot; AutoFill Combo w/ Backflow Preventer (NPT x NPT)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-573-1-2-autofill-combo-w-backflow-preventer-press-x-npt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/573002a_8a38ecfd-4b62-449e-ab1e-59af4fe11613.jpg?v=1787910631</image:loc>
      <image:title>Caleffi 573 1/2&quot; AutoFill Combo w/ Backflow Preventer (Press x NPT)</image:title>
      <image:caption>Caleffi 573 1/2&quot; AutoFill Combo w/ Backflow Preventer (Press x NPT)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-573-1-2-autofill-combo-w-backflow-preventer-sweat-x-npt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/573002a_3a27014b-94b6-4a30-9621-24a60546935a.jpg?v=1787910632</image:loc>
      <image:title>Caleffi 573 1/2&quot; AutoFill Combo w/ Backflow Preventer (Sweat x NPT)</image:title>
      <image:caption>Caleffi 573 1/2&quot; AutoFill Combo w/ Backflow Preventer (Sweat x NPT)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-573-1-2-autofill-combo-w-backflow-preventer-and-pressure-gauge-npt-x-npt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/573012a_3e52c795-e085-4cb9-ba29-67794746170c.jpg?v=1787910635</image:loc>
      <image:title>Caleffi 573 1/2&quot; AutoFill Combo w/ backflow preventer and pressure gauge (NPT x NPT)</image:title>
      <image:caption>Caleffi 573 1/2&quot; AutoFill Combo w/ backflow preventer and pressure gauge (NPT x NPT)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-573-1-2-autofill-combo-w-backflow-preventer-and-pressure-gauge-press-x-npt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/573012a.jpg?v=1787910635</image:loc>
      <image:title>Caleffi 573 1/2&quot; AutoFill Combo w/ backflow preventer and pressure gauge (Press x NPT)</image:title>
      <image:caption>Caleffi 573 1/2&quot; AutoFill Combo w/ backflow preventer and pressure gauge (Press x NPT)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-573-1-2-autofill-combo-w-backflow-preventer-and-pressure-gauge-sweat-x-npt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/573012a_e368d511-4124-49cc-9a20-233baa854d5f.jpg?v=1787910636</image:loc>
      <image:title>Caleffi 573 1/2&quot; AutoFill Combo w/ backflow preventer and pressure gauge (Sweat x NPT)</image:title>
      <image:caption>Caleffi 573 1/2&quot; AutoFill Combo w/ backflow preventer and pressure gauge (Sweat x NPT)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-5020-1-8-minical-automatic-air-vent</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/502015a.jpg?v=1787910638</image:loc>
      <image:title>Caleffi 5020 1/8&quot; MINICAL® Automatic Air Vent</image:title>
      <image:caption>Caleffi 5020 1/8&quot; MINICAL® Automatic Air Vent</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7844-963-harness-x8-x9-ioniz</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7844 963 Harness X8/X9/Ioniz.</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-e2106800-4-stage-temperature-control-1000-2000</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/E2106800.jpg?v=1787910640</image:loc>
      <image:title>Laars  E2106800 4-Stage Temperature Control, 1000-2000</image:title>
      <image:caption>Laars  E2106800 4-Stage Temperature Control, 1000-2000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/baxi-711473200-exhanger-rear-insulation</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Baxi_5410450_exchangerrearinsulation_51669_f4cc25c8-c51a-4c0e-a8b8-45cdaadcf69c.jpg?v=1787910642</image:loc>
      <image:title>Baxi 711473200 Exhanger Rear Insulation</image:title>
      <image:caption>Laars LM-5410450  Exhanger Rear Insulation</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/baxi-711465600-exhanger-rear-insulation</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Baxi_5410450_exchangerrearinsulation_51669_8416ab30-1e2f-4dd9-b3bf-47b7ce12f5ab.jpg?v=1787910643</image:loc>
      <image:title>Baxi 711465600 Exhanger Rear Insulation</image:title>
      <image:caption>Laars LM-5410450  Exhanger Rear Insulation</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7700p-019-spark-cable-330mm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7700P-019 Spark Cable, 330mm</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7700p-085-low-voltage-wire-harness</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7700P-085 Low Voltage Wire Harness</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7700p-110-power-plug</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7700P-110 Power Plug</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7700p-086-120v-wire-harness</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7700P-086 120V Wire Harness</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7876412-circulation-pump-upm3-15-75-km</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7876412.png?v=1787910649</image:loc>
      <image:title>Viessmann 7876412 Circulation Pump UPM3 15-75 KM</image:title>
      <image:caption>Viessmann 7876412 Circulation Pump UPM3 15-75 KM</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-r2080603-control-board-repair-kit-pcb</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars R2080603 Control Board Repair Kit, (PCB)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30015225a-air-vent</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30015225A Air Vent</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30008247a-water-adjustment-valve-t405-180r</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30008247A Water Adjustment Valve (T405-180R)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-20027748a-gas-inlet-adapter</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/20027748AGasAdaptor.jpg?v=1787910652</image:loc>
      <image:title>Navien 20027748A Gas Inlet Adapter</image:title>
      <image:caption>Navien 20027748A Gas Inlet Adapter</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit28-spark-generator-for-instinct</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube INSRKIT28 Spark Generator for Instinct</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7874038-combustion-chamber-refract</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7874038 Combustion Chamber Refract.</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30019980a-nfb-nfc-ignition-tranformer</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30019980A NFB/NFC Ignition Tranformer</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/wilo-4171560-star-s-21-rfc-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/4171560-4.jpg?v=1787910657</image:loc>
      <image:title>Wilo 4171560 Star S 21 RFC Circulator Pump</image:title>
      <image:caption>Wilo 4171560 Star S 21 RFC Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/sentinel-x800-cleaner-rapid-dose</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/sentinel_rd_x800_us_3072x3072_front_view_120422.png?v=1787910657</image:loc>
      <image:title>Sentinel X800 Cleaner Rapid Dose</image:title>
      <image:caption>Sentinel X800 Cleaner Rapid Dose</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-ptrkit613-igniter-after-update-kit-install</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/PTRKIT613.jpg?v=1787910658</image:loc>
      <image:title>Triangle Tube PTRKIT613 Igniter  (After Update Kit Install)</image:title>
      <image:caption>Triangle Tube PTRKIT613 Igniter  (After Update Kit Install)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7841-684-control-console-b2xx-68-125</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7841 684 Control Console B2xx  68-125</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7509475-replacement-extension-module-ea1</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7509475 Replacement Extension Module EA1</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30025895a-ncb-h-auto-feed-valve</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30025895A NCB-H Auto Feed Valve</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp213820-titanium-fused-element-lwd-240v-3800w</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/SP213820.jpg?v=1787910663</image:loc>
      <image:title>Rheem SP213820 Titanium Fused Element LWD 240V/3800W</image:title>
      <image:caption>Rheem SP213820 Titanium Fused Element LWD 240V/3800W</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7855892-circuit-board-cu102-a60-touch-v1-gw6c-r</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7855892 Circuit Board, CU102-A60 Touch v1 GW6C r</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7822791-air-gas-inlet-venturi-type-002</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7822791 Air+Gas Inlet Venturi, Type 002</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7812114-ignition-transformer</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7812114 Ignition Transformer</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessman-7826-512-burner-tube</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessman 7826 512 Burner Tube</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ra2120800-ntv-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars RA2120800 NTV Pump</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/taco-2400-70s-3p-ss-2400-series-circulator-pump-1-2-hp</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Taco 2400-70S-3P SS 2400 Series Circulator Pump, 1/2 HP</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-110352-01-low-water-cut-off-cg0-1560-v8h</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 110352-01 Low Water Cut-Off, CG0-1560 V8H</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp21050-leak-sensor-service-part-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/SP21050.jpg?v=1787910670</image:loc>
      <image:title>Rheem SP21050 Leak Sensor Service Part Kit</image:title>
      <image:caption>Rheem SP21050 Leak Sensor Service Part Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/spirotherm-vdr075ftm-3-4-spirocombi-air-dirt-separator-w-magnet-npt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/vdr075-ftm-1.jpg?v=1787910672</image:loc>
      <image:title>Spirotherm VDR075FTM 3/4&quot; Spirocombi Air &amp; Dirt Separator w / Magnet NPT</image:title>
      <image:caption>Spirotherm VDR075FTM 3/4&quot; Spirocombi Air &amp; Dirt Separator w / Magnet NPT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30028157a-3-way-valve-motor-only</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/30028157A.jpg?v=1787910672</image:loc>
      <image:title>Navien 30028157A 3-Way Valve,  Motor Only</image:title>
      <image:caption>Navien 30028157A 3-Way Valve,  Motor Only</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30026576c-manifold-kit-for-ncb-h-and-nfc-h</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/30026576C.png?v=1787910675</image:loc>
      <image:title>Navien 30026576C Manifold Kit for NCB-H and NFC-H</image:title>
      <image:caption>Navien 30026576C Manifold Kit for NCB-H and NFC-H</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-a2117500-condensate-trap-w-float-small-capacity</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars A2117500 Condensate Trap w/ Float, Small Capacity</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/bosch-8-710-103-043-0-sealing-washer</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Bosch 8 710 103 043 0 Sealing Washer</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1646-gasket-3-4-mascot-ft</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1646 Gasket 3/4&quot; Mascot FT</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1834-dhw-outlet-pipe</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1834 DHW Outlet Pipe</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-30-663-water-flow-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Laars30-663.jpg?v=1793893616</image:loc>
      <image:title>Laars 30-663 Water Flow Switch</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/goodman-0130m00485-7-pin-connector</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Goodman0130M00485.jpg?v=1787910680</image:loc>
      <image:title>Goodman 0130M00485 7 Pin Connector</image:title>
      <image:caption>Goodman 0130M00485 7 Pin Connector</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/carlin-svc10ffs-solenoid-valve-2-way-normally-closed-120vac-1-8-inch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/SVC10FFS.jpg?v=1787910680</image:loc>
      <image:title>Carlin SVC10FFS Solenoid Valve 2-Way Normally Closed 120VAC 1/8 Inch</image:title>
      <image:caption>Carlin SVC10FFS Solenoid Valve 2-Way Normally Closed 120VAC 1/8 Inch</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7008-431-replacement-o-ring-set</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7008 431 Replacement O-Ring Set</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-ap18579-1-transformer-wire-harness</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/AP18579-1Angle2.jpg?v=1787919032</image:loc>
      <image:title>Rheem AP18579-1 Transformer &amp; Wire Harness</image:title>
      <image:caption>|</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96402924-ups-80-160-f-b-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/96402934.87.png?v=1787910686</image:loc>
      <image:title>Grundfos 96402924 UPS 80-160 F B Circulator Pump</image:title>
      <image:caption>Grundfos 96402924 UPS 80-160 F B Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp15131-gas-valve-assembly-100-000-130-000-btu-hr</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/0_PhotoofSP15131.jpg?v=1787910686</image:loc>
      <image:title>Rheem SP15131 Gas Valve Assembly - 100,000-130,000 BTU/HR</image:title>
      <image:caption>Rheem SP15131 Gas Valve Assembly - 100,000-130,000 BTU/HR</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp15183-low-voltage-cable</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/0_PhotoofSP15183.jpg?v=1787910686</image:loc>
      <image:title>Rheem SP15183 Low Voltage Cable</image:title>
      <image:caption>Rheem SP15183 Low Voltage Cable</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp15184-line-voltage-cable</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/0_PhotoofSP15184.jpg?v=1787910688</image:loc>
      <image:title>Rheem SP15184 Line Voltage Cable</image:title>
      <image:caption>Rheem SP15184 Line Voltage Cable</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/bosch-8-738-701-757-0-cable-harness-for-8-707-207-368-0</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Bosch 8 738 701 757 0 Cable  Harness for 8 707 207 368 0</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1325-low-level-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1325 Low Level Sensor</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp21108a-gas-valve-venturi-assembly-kit-ng</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/0_SP21108A.jpg?v=1787910692</image:loc>
      <image:title>Rheem SP21108A Gas Valve Venturi Assembly Kit - NG</image:title>
      <image:caption>Rheem SP21108A Gas Valve Venturi Assembly Kit - NG</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp20998b-gas-valve-venturi-assembly-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Rheem SP20998B Gas Valve Venturi Assembly Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft3357-heat-exchanger-assembly-mascot-ft-175-199</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT3357 Heat Exchanger Assembly, Mascot FT 175/199</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7823-845-vent-pipe-adaptor-turret-60-100-wb1a</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7823 845 Vent Pipe Adaptor Turret 60/100 WB1A</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7823-846-gasket-set-flue-gas-wb1a</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7823846.png?v=1787910697</image:loc>
      <image:title>Viessmann 7823 846 Gasket Set (Flue Gas) WB1A</image:title>
      <image:caption>Viessmann 7823 846 Gasket Set (Flue Gas) WB1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-009626f-printed-circuit-board-cpw-601760</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 009626F Printed Circuit Board CPW 601760</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-re2331700-electrical-connector-w-cable</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars RE2331700 Electrical Connector w/cable</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/tekmar-150-one-stage-setpoint-control</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Tekmar 150 One Stage Setpoint Control</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7836593-condensate-drain-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7836593 Condensate Drain Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7839794-condensate-flex-hose-exit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7839794 Condensate Flex Hose (exit)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7827429-pipe-clamp-dn25-set-of-5</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7827429 Pipe Clamp, DN25 (Set of 5)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-64980141-wire-sensor-harness</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 64980141 Wire Sensor Harness</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-335220-stack-kit-crn16-30-2</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Grundfos 335220 Stack Kit CRN16- 30/2</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30021636a-circulation-pump-nfc-175-200</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30021636A Circulation  Pump - NFC-175/200</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-st1052-overheat-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars ST1052 Overheat Sensor</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98375225-cme10-2-x-s-a-e-aqqe-v-a-d-n</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Grundfos 98375225 CME10-2 X-S-A-E-AQQE V-A-D-N</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96082118-cr1-6-a-fgj-a-e-hqqe</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Grundfos 96082118 CR1-6 A-FGJ-A-E-HQQE</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-47u00654-hs150-3030-end-suction-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Grundfos 47U00654 HS150 3030 End Suction Pump</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-97742689-crn3-19-a-fgj-g-e-hqqe</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Grundfos 97742689 CRN3-19 A-FGJ-G-E-HQQE</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp21111-leak-sensor-shut-off-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/0_SP21111.jpg?v=1787910708</image:loc>
      <image:title>Rheem SP21111 Leak Sensor Shut Off Kit</image:title>
      <image:caption>Rheem SP21111 Leak Sensor Shut Off Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30021098a-dhw-heat-exchanger-nfc-175-200</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/30021098A.jpg?v=1787910708</image:loc>
      <image:title>Navien 30021098A DHW Heat Exchanger - NFC-175/200</image:title>
      <image:caption>Navien 30021098A DHW Heat Exchanger - NFC-175/200</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/webstone-h-81414hvkit-1-press-isolation-pump-flange-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/webimage-1BBC72F3-621E-4701-829CD3710CB4E593.png?v=1787910709</image:loc>
      <image:title>Webstone H-81414HVKIT 1&quot; Press Isolation Pump Flange Kit</image:title>
      <image:caption>Webstone H-81414HVKIT 1&quot; Press Isolation Pump Flange Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viega-2974zl-propress-spring-check-valve-zero-lead-1</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/2974ZL.jpg?v=1787910709</image:loc>
      <image:title>Viega 2974ZL ProPress Spring Check Valve Zero Lead - 1&quot;</image:title>
      <image:caption>Viega 2974ZL ProPress Spring Check Valve Zero Lead - 1&quot;</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7822353-air-bleed-valve-b2ha-19-28-35</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7822353 Air Bleed Valve - B2HA-19/28/35</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7865173-pressure-relief-valve-watts-ff-30psi</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7865173 Pressure Relief Valve (Watts) (FF), 30PSI</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7133-695-pilot-assembly-w-shield-q3451a</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7133695-2.jpg?v=1787919034</image:loc>
      <image:title>Viessmann 7133 695 Pilot  Assembly w/ Shield, Q3451A</image:title>
      <image:caption>|</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7134-954-ignition-module-electronic</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7134 954 Ignition Module (Electronic)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30027274b-pcb-gwc303-6m-control-board</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30027274B PCB, GWC303-6M Control Board</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/utica-dunkirk-550002647-kw-rerate-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Utica-Dunkirk 550002647 KW Rerate Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-013163f-flame-sensor-probe-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/013163f-3.jpg?v=1787910721</image:loc>
      <image:title>Raypak 013163F Flame Sensor Probe Kit</image:title>
      <image:caption>Raypak 013163F Flame Sensor Probe Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-013199f-gas-valve-modulating</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Raypak 013199F Gas Valve Modulating</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7816-185-adj-high-limit-long-capill-e-kr</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/4610361VAN01001_1.png?v=1787910722</image:loc>
      <image:title>Viessmann 7816 185 Adj High Limit (Long Capill), E/KR</image:title>
      <image:caption>Viessmann 7816 185 Adj High Limit (Long Capill), E/KR</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit09-ng-venturi-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube INSRKIT09 NG Venturi Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit11-ng-venturi-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube INSRKIT11 NG Venturi Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/watts-7100348-pwmb10ffm1-10-full-flow-1-micron-filter</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/PWFIL-SED-BB-10-DEP.tif.1.jpg?v=1787910724</image:loc>
      <image:title>Watts 7100348 PWMB10FFM1 10&quot; Full Flow 1 Micron Filter</image:title>
      <image:caption>Watts 7100348 PWMB10FFM1 10&quot; Full Flow 1 Micron Filter</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp21090a-pressure-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/sp21090a-3.jpg?v=1787910725</image:loc>
      <image:title>Rheem SP21090A Pressure Switch</image:title>
      <image:caption>Rheem SP21090A Pressure Switch</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/watts-0315180</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Watts 0315180 - 1&quot; ASME Temperature &amp; Pressure Relief Valve</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/renewaire-ev-premium-x-energy-recovery-ventilator</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/EVPREMIUMX.jpg?v=1787910732</image:loc>
      <image:title>RenewAire EV PREMIUM X Energy Recovery Ventilator</image:title>
      <image:caption>RenewAire EV PREMIUM X Energy Recovery Ventilator</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/renewaire-ev-premium-l-energy-recovery-ventilator</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/EVPREMIUML.1.jpg?v=1787910731</image:loc>
      <image:title>RenewAire EV PREMIUM L Energy Recovery Ventilator</image:title>
      <image:caption>RenewAire EV PREMIUM L Energy Recovery Ventilator</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/renewaire-ev-premium-s-energy-recovery-ventilator</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/EVPREMIUMS.jpg?v=1787910732</image:loc>
      <image:title>RenewAire EV PREMIUM S Energy Recovery Ventilator</image:title>
      <image:caption>RenewAire EV PREMIUM S Energy Recovery Ventilator</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/renewaire-ev-premium-m-energy-recovery-ventilator</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/EVPREMIUMM.jpg?v=1787910731</image:loc>
      <image:title>RenewAire EV PREMIUM M Energy Recovery Ventilator</image:title>
      <image:caption>RenewAire EV PREMIUM M Energy Recovery Ventilator</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7834-233-ionization-electrode-cu3a-94-125</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Viessmann7834233.png?v=1787910737</image:loc>
      <image:title>Viessmann 7834 233 Ionization  Electrode CU3A 94/125</image:title>
      <image:caption>Viessmann 7834 233 Ionization  Electrode CU3A 94/125</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7857-725-burner-gasket-cu3a</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Viessmann7857725.png?v=1787910737</image:loc>
      <image:title>Viessmann 7857 725 Burner Gasket CU3A</image:title>
      <image:caption>Viessmann 7857 725 Burner Gasket CU3A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7842-352-radial-fan-nrg118-w-gskts-cu3a-94-125</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7842 352 Radial Fan NRG118 (w Gskts) CU3A 94/125</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7826-502-matrix-burner-mesh-w-gskt-cu3a-26-35</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7826502.png?v=1787910738</image:loc>
      <image:title>Viessmann 7826 502 MatriX Burner Mesh (w Gskt) CU3A 26/35</image:title>
      <image:caption>Viessmann 7826 502 MatriX Burner Mesh (w Gskt) CU3A 26/35</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7874-668-pump-gf-upmo-70-wb2-24-24c-32-wb2a-24-24c</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7874668.png?v=1787910740</image:loc>
      <image:title>Viessmann 7874 668 Pump (GF) UPMO-70, WB2 24/24C/32, WB2A 24/24C</image:title>
      <image:caption>Viessmann 7874 668 Pump (GF) UPMO-70, WB2 24/24C/32, WB2A 24/24C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/marley-qmark-mpds25-3-pole-power-disconnect-switch-25a</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/812i8sQomDL._AC_SL1500.jpg?v=1787910743</image:loc>
      <image:title>Marley / QMARK MPDS25 3-Pole Power Disconnect Switch, 25A</image:title>
      <image:caption>Marley / QMARK MPDS25 3-Pole Power Disconnect Switch, 25A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7834-379-sensor-5-dhw-immersion-ntc-b2tx-cu3a</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7834379.png?v=1787910742</image:loc>
      <image:title>Viessmann 7834 379 Sensor #5  (DHW, Immersion NTC) -  B2Tx/CU3A</image:title>
      <image:caption>Viessmann 7834 379 Sensor #5  (DHW, Immersion NTC) -  B2Tx/CU3A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7844-897-sensor-3-boiler-dual-ntc-cu3a</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7844 897 Sensor #3 (Boiler, dual, NTC) CU3A</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7827-943-clip-d-8-set-of-5</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7827943.png?v=1787910746</image:loc>
      <image:title>Viessmann 7827 943 Clip D=8 (Set of 5)</image:title>
      <image:caption>Viessmann 7827 943 Clip D=8 (Set of 5)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangel-tube-p3dw02-drywell</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/P3DW03.3.jpg?v=1787910747</image:loc>
      <image:title>Triangel Tube P3DW02 Drywell</image:title>
      <image:caption>Triangel Tube P3DW02 Drywell</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/renewaire-push-button-boost-timer-point-of-use-control-pbt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/PBT.jpg?v=1787910748</image:loc>
      <image:title>RenewAire Push Button Boost Timer Point-of-Use Control (PBT)</image:title>
      <image:caption>RenewAire Push Button Boost Timer Point-of-Use Control (PBT)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-001859f-tray-man-single-burner-kit-825-824</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 001859F Tray/Man, Single Burner Kit - 825/824</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit61-instinct-valve-motor-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube INSRKIT61 Instinct Valve Motor Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit62-instinct-3-way-valve-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/INSRKIT62.png?v=1787910751</image:loc>
      <image:title>Triangle Tube INSRKIT62 Instinct 3 Way Valve Kit</image:title>
      <image:caption>Triangle Tube INSRKIT62 Instinct 3 Way Valve Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-007828f-stud-bolt-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Raypak 007828F Stud Bolt Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit21-circulator-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube INSRKIT21 Circulator Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit06-gas-valve</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube INSRKIT06 Gas Valve</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/trianlge-tube-insrkit53-display-module-for-instinct</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Trianlge Tube INSRKIT53  Display Module for Instinct</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98375256-cme-15-g-cme-15-2-plus-multistage-centrifugal-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Grundfos 98375256, CME 15-G CME 15-2 Plus, Multistage Centrifugal Pump</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-91150391-cre-45-1-1</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Grundfos 91150391 CRE-45-1-1</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-98996435-upzcp-6-six-zone-pump-control</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Grundfos 98996435 UPZCP-6 Six Zone Pump Control</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit92-heat-exchanger</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT92 Heat Exchanger</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit93-heat-exchanger</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT93 Heat Exchanger</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit95-heat-exchanger</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT95 Heat Exchanger</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp20251a-blower-assembly-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/0_PhotoofSP20251A.jpg?v=1787910760</image:loc>
      <image:title>Rheem SP20251A Blower Assembly Kit</image:title>
      <image:caption>Rheem SP20251A Blower Assembly Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-ap17340-1-blower-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/0_AP17340-1.jpg?v=1787910762</image:loc>
      <image:title>Rheem AP17340-1 Blower Assembly</image:title>
      <image:caption>Rheem AP17340-1 Blower Assembly</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30024866a-flow-sensor-npe-a2</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/NAVIEN-30024866A-NPE-A2-FLOW-SENSOR_960x561_f2b70636-eaf3-460d-86ef-3070913fd23a.jpg?v=1787910762</image:loc>
      <image:title>Navien 30024866A Flow Sensor NPE-A2</image:title>
      <image:caption>Navien 30024866A Flow Sensor NPE-A2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-rl2005800-burner-2000-5000-5-pack</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars RL2005800 Burner 2000-5000, 5 Pack</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-014556f-combustion-air-blower-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 014556F Combustion Air Blower Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30020992a-fan-ebm-230-vac-aldc</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30020992A Fan, EBM, 230 VAC, ALDC</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-91136585-tpe-50-240-2-s-a-g-a-bube-hbb-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/TPE.jpg?v=1787910767</image:loc>
      <image:title>Grundfos 91136585 TPE 50-240/2 S-A-G-A-BUBE-HBB Circulator Pump</image:title>
      <image:caption>Grundfos 91136585 TPE 50-240/2 S-A-G-A-BUBE-HBB Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-91136105-tpe-32-160-2-s-a-g-a-bube-ebb-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/TPE.1.jpg?v=1787910769</image:loc>
      <image:title>Grundfos 91136105 TPE 32-160/2 S-A-G-A-BUBE-EBB Circulator Pump</image:title>
      <image:caption>Grundfos 91136105 TPE 32-160/2 S-A-G-A-BUBE-EBB Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-91136587-tpe-80-240-2-s-a-g-a-bube-ibb-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/TPE.2.jpg?v=1787910769</image:loc>
      <image:title>Grundfos 91136587 TPE 80-240/2 S-A-G-A-BUBE-IBB Circulator Pump</image:title>
      <image:caption>Grundfos 91136587 TPE 80-240/2 S-A-G-A-BUBE-IBB Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-91136589-2-5-lpe-5-4-3-e-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/LPE.jpg?v=1787910770</image:loc>
      <image:title>Grundfos 91136589 2.5 LPE 5/4.3 E-Circulator Pump</image:title>
      <image:caption>Grundfos 91136589 2.5 LPE 5/4.3 E-Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-91136025-tpe-50-160-2-s-a-g-a-bube-gbb-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/TPE.3.jpg?v=1787910773</image:loc>
      <image:title>Grundfos 91136025 TPE 50-160/2 S-A-G-A-BUBE-GBB Circulator Pump</image:title>
      <image:caption>Grundfos 91136025 TPE 50-160/2 S-A-G-A-BUBE-GBB Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96654397-ups-75-69-f-b-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/96402934.88.png?v=1787910774</image:loc>
      <image:title>Grundfos 96654397 UPS 75-69 F B Circulator Pump</image:title>
      <image:caption>Grundfos 96654397 UPS 75-69 F B Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/eternal-192320026-ignitor-rod</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/192320026.jpg?v=1787910775</image:loc>
      <image:title>Eternal 192320026 Ignitor Rod</image:title>
      <image:caption>Eternal 192320026 Ignitor Rod</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-8100p-050-ignitor-rod-rgh</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/192320026_d62ff190-ae36-4df0-8196-8ec073f0bfd4.jpg?v=1787910776</image:loc>
      <image:title>HTP 8100P-050 Ignitor Rod RGH</image:title>
      <image:caption>HTP 8100P-050 Ignitor Rod RGH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30028036a-igniter-flame-rod</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/30028036A.jpg?v=1787910779</image:loc>
      <image:title>Navien 30028036A Igniter / Flame  Rod</image:title>
      <image:caption>Navien 30028036A Igniter / Flame  Rod</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-a2136500-circulator-pump-w-out-cast-iron-casing-composite-cartridge</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/A2136500.png?v=1787910780</image:loc>
      <image:title>Laars A2136500 Circulator Pump, w/out Cast Iron Casing / Composite Cartridge</image:title>
      <image:caption>Laars A2136500 Circulator Pump, w/out Cast Iron Casing / Composite Cartridge</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/baxi-710424200-flame-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/710424200.jpg?v=1787910780</image:loc>
      <image:title>Baxi 710424200 Flame Sensor</image:title>
      <image:caption>Baxi 710424200 Flame Sensor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-91584913-gf53-bronze-flange-set-2</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/91584913.jpg?v=1787910781</image:loc>
      <image:title>Grundfos 91584913 GF53 Bronze Flange Set 2&quot;</image:title>
      <image:caption>Grundfos 91584913 GF53 Bronze Flange Set 2&quot;</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-007900f-pc-board-kit-cpw-902</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RAYPAK 007900F PC BOARD KIT - CPW 902</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-rtg20300t-gas-valve-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/0_RTG20300T.jpg?v=1787910786</image:loc>
      <image:title>Rheem RTG20300T Gas Valve Assembly</image:title>
      <image:caption>Rheem RTG20300T Gas Valve Assembly</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/spirovent-vsr300mt-3-ips-air-eliminator-w-1-2-tap</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Spirovent VSR300MT 3&quot; IPS Air Eliminator w/ 1/2&quot; Tap</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96404964-ups-50-80-4-f-b-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/96402934.90.png?v=1787910787</image:loc>
      <image:title>Grundfos 96404964 UPS 50-80/4 F B Circulator Pump</image:title>
      <image:caption>Grundfos 96404964 UPS 50-80/4 F B Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-r2069109-main-burner-w-gasket</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars R2069109 Main Burner W/ Gasket</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7839-843-pressure-gage-psi-w-clip-gasket</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7839843.png?v=1787910790</image:loc>
      <image:title>Viessmann 7839 843 Pressure Gage (PSI) w Clip / Gasket</image:title>
      <image:caption>Viessmann 7839 843 Pressure Gage (PSI) w Clip / Gasket</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-v2022700-gas-valve-mascot-lx</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars V2022700 Gas Valve Mascot LX</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-91136588-tpe100-160-2-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/TP.1.jpg?v=1787910792</image:loc>
      <image:title>Grundfos 91136588 TPE100-160/2 Circulator Pump</image:title>
      <image:caption>Grundfos 91136588 TPE100-160/2 Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-91136646-tpe-100-160-2-s-a-g-a-bube-ibb-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/TPE.4.jpg?v=1787910793</image:loc>
      <image:title>Grundfos 91136646 TPE 100-160/2 S-A-G-A-BUBE-IBB Circulator Pump</image:title>
      <image:caption>Grundfos 91136646 TPE 100-160/2 S-A-G-A-BUBE-IBB Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-91136645-tpe-80-240-2-s-a-g-a-bube-ibb-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/TPE.5.jpg?v=1787910794</image:loc>
      <image:title>Grundfos 91136645 TPE 80-240/2 S-A-G-A-BUBE-IBB Circulator Pump</image:title>
      <image:caption>Grundfos 91136645 TPE 80-240/2 S-A-G-A-BUBE-IBB Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/takagi-ek186-control-board-t-h3</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Takagi EK186 Control Board (T-H3)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-91136586-tpe-80-160-2-s-a-g-a-bube-ibb-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/TPE.6.jpg?v=1787910799</image:loc>
      <image:title>Grundfos 91136586 TPE 80-160/2 S-A-G-A-BUBE-IBB Circulator Pump</image:title>
      <image:caption>Grundfos 91136586 TPE 80-160/2 S-A-G-A-BUBE-IBB Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/spirtovent-vdn800fa-8-combination-air-dirt-separator-flanged</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/vdn.jpg?v=1787910798</image:loc>
      <image:title>Spirtovent VDN800FA 8&quot; Combination Air &amp; Dirt Separator - Flanged</image:title>
      <image:caption>Spirtovent VDN800FA 8&quot; Combination Air &amp; Dirt Separator - Flanged</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-99490917-alpha2-26-99su-ecm-ss-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Alpha299490917.jpg?v=1787910798</image:loc>
      <image:title>Grundfos 99490917 ALPHA2 26-99SU ECM SS Circulator Pump</image:title>
      <image:caption>Grundfos 99490917 ALPHA2 26-99SU ECM SS Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-100-10000345-kit-pc-board-controller-iid</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/100-10000345.jpg?v=1787910800</image:loc>
      <image:title>Raypak 100-10000345 Kit-PC  Board Controller IID</image:title>
      <image:caption>Raypak 100-10000345 Kit-PC  Board Controller IID</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit04-blower-for-instinct-110-155</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube INSRKIT04 Blower for Instinct 110-155</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7815-797-burner-control-vga-vg</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7815797.png?v=1787910809</image:loc>
      <image:title>Viessmann 7815 797 Burner Control, VGA / VG</image:title>
      <image:caption>Viessmann 7815 797 Burner Control, VGA / VG</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7812-116-burner-motor-vg-w-capacitor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7812 116 Burner Motor, VG w Capacitor</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7500p-091-swirl-plate</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7500P-091.png?v=1787910815</image:loc>
      <image:title>HTP 7500P-091 Swirl Plate</image:title>
      <image:caption>HTP 7500P-091 Swirl Plate</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-64980050-air-intake-adapter-valve-side</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/64980050.jpg?v=1787910815</image:loc>
      <image:title>HTP 64980050 Air Intake Adapter, Valve Side</image:title>
      <image:caption>HTP 64980050 Air Intake Adapter, Valve Side</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-64980047-air-intake-adapter-blower-side</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/64980047.jpg?v=1787910816</image:loc>
      <image:title>HTP 64980047 Air Intake Adapter, Blower Side</image:title>
      <image:caption>HTP 64980047 Air Intake Adapter, Blower Side</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7856-000-insulating-ring-front-refractory</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7856 000 Insulating Ring, Front Refractory</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-002223f-cast-iron-return-header-pump-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/002223F.png?v=1787910820</image:loc>
      <image:title>RayPak 002223F Cast Iron Return Header, Pump Kit</image:title>
      <image:caption>RayPak 002223F Cast Iron Return Header, Pump Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-018784f-taco-pump-1630</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 018784F TACO PUMP 1630</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-015998f-hsi-ignition-control-single-try-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 015998F HSI IGNITION CONTROL, SINGLE TRY KIT</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1804-air-pressure-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1804 Air Pressure Sensor</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/wilo-if-module-ext-off-sbm-dp-2084867</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/s-l400.jpg?v=1787910824</image:loc>
      <image:title>Wilo IF Module-Ext.Off/SBM/DP 2084867</image:title>
      <image:caption>Wilo IF Module-Ext.Off/SBM/DP 2084867</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/taco-0013-vdtf3-variable-speed-cast-iron-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/0013-VDTF3-4.jpg?v=1787910823</image:loc>
      <image:title>Taco 0013-VDTF3 Variable Speed Cast Iron Circulator Pump</image:title>
      <image:caption>Taco 0013-VDTF3 Variable Speed Cast Iron Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/ipex-2-x-40-pvc-fgv-concentric-vent-kit-system-1738</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/IPEXCONCENTRICVENTKIT_a86c35fe-75f2-4383-8992-33509a7e2ca8.jpg?v=1787910824</image:loc>
      <image:title>IPEX 2 X 40&quot; PVC FGV Concentric Vent Kit System 1738</image:title>
      <image:caption>IPEX 2 X 40&quot; PVC FGV Concentric Vent Kit System 1738</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-014868f-propane-gas-valve-kit-106a-156a</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 014868F Propane Gas Valve Kit - 106A-156A</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-017800f-direct-spark-igniter-kit-xversl</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 017800F Direct Spark Igniter Kit - XVERSL</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-017954f-flame-sensor-probe-kit-856-3006</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 017954F Flame Sensor Probe Kit - 856-3006</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-006731f-cast-iron-return-header-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 006731F Cast Iron Return Header Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7100p-1111-926-control-board-for-ph199-119</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/htp-7100p-1111.jpg?v=1787910830</image:loc>
      <image:title>HTP 7100P-1111 - 926 Control Board For PH199-119</image:title>
      <image:caption>HTP 7100P-1111 - 926 Control Board For PH199-119</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-007402f-refractory-block-kit-402</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 007402F Refractory Block Kit - 402</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7835-884-press-gage-psi-wb2a</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7835884.png?v=1787910831</image:loc>
      <image:title>Viessmann 7835 884 Press. Gage (PSI) WB2A</image:title>
      <image:caption>Viessmann 7835 884 Press. Gage (PSI) WB2A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-rs2111100-nth-ntv-285-heat-exchanger</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars RS2111100 NTH/NTV (285) Heat Exchanger</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-600850-1-1-2-2-stage-combination-gas-valve</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Raypak 600850 1-1/2&quot; 2 Stage Combination Gas Valve</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-007716f-inlet-outlet-header</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Raypak 007716F Inlet/Outlet Header</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-99172078-insulation-shell-alpha-2</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Grundfos 99172078 Insulation Shell - Alpha 2</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/renewaire-co2-sensor-sl-ev-premium-he-le-rd-dn-wall-mount-co2-w-p-n-131304</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RenewAire CO2 Sensor, SL, EV Premium, HE, LE, RD, DN - Wall Mount, CO2-W P/N 131304</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/renewaire-motorized-dampers-8-md8-p-n-145030</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RenewAire motorized dampers  8&quot;, MD8 P/N 145030</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7835-225-gasket-1-set-of-5</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7835225.png?v=1787910839</image:loc>
      <image:title>Viessmann 7835 225 Gasket 1¼ (Set of 5)</image:title>
      <image:caption>Viessmann 7835 225 Gasket 1¼ (Set of 5)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7828-933-ball-valve-w-gasket-return-pipe</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7828 933 Ball Valve w Gasket (Return Pipe)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/polaris-a-o-smith-100284489-flame-rod-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/100284489.jpg?v=1787910840</image:loc>
      <image:title>Polaris / A.O. Smith 100284489 Flame Rod Assembly</image:title>
      <image:caption>Polaris / A.O. Smith 100284489 Flame Rod Assembly</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-sc16vec1-balancedhome-erv-wall-control</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-SC16VEC1.png?v=1787910840</image:loc>
      <image:title>Panasonic FV-SC16VEC1 BalancedHome ERV Wall Control</image:title>
      <image:caption>Panasonic FV-SC16VEC1 BalancedHome ERV Wall Control</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-10vec2h-intelli-balance-100-any-climate-erv-hardwire-model-30-100-cfm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-10VEC2H1.1.png?v=1787919035</image:loc>
      <image:title>Panasonic FV-10VEC2H Intelli-Balance® 100 Any Climate ERV, Hardwire Model - 30 - 100 CFM</image:title>
      <image:caption>||</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-10vec2-intelli-balance-100-any-climate-erv-corded-model-30-100-cfm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-10VEC2H1.2.png?v=1787910844</image:loc>
      <image:title>Panasonic FV-10VEC2 Intelli-Balance® 100 Any Climate ERV, Corded Model - 30 - 100 CFM</image:title>
      <image:caption>Panasonic FV-10VEC2 Intelli-Balance® 100 Any Climate ERV, Corded Model - 30 - 100 CFM</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-13vec1s-balancedhome-erv-elite-plus-models-side-port</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-13VEC1S.png?v=1787910846</image:loc>
      <image:title>Panasonic FV-13VEC1S BalancedHome ERV - Elite Plus Models - Side Port</image:title>
      <image:caption>Panasonic FV-13VEC1S BalancedHome ERV - Elite Plus Models - Side Port</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-007158f-air-pressure-vent-switch-kit-nc</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/007158F-12.jpg?v=1787910846</image:loc>
      <image:title>Raypak 007158F Air Pressure  Vent Switch Kit, NC</image:title>
      <image:caption>Raypak 007158F Air Pressure  Vent Switch Kit, NC</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/bosch-8-716-106-356-0-supply-manifold-complete-zwb</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/87161063560.jpg?v=1787919037</image:loc>
      <image:title>Bosch 8 716 106 356 0 Supply Manifold Complete (ZWB)</image:title>
      <image:caption>|</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-105004-01-replacement-gas-valve-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 105004-01 Replacement Gas Valve Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-132556a-quicksetter-balancing-valve-w-flow-meter-3-4-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/132556A.png?v=1787910851</image:loc>
      <image:title>Caleffi 132556A QuickSetter Balancing Valve w/ Flow Meter 3/4&quot; PRESS</image:title>
      <image:caption>Caleffi 132556A QuickSetter Balancing Valve w/ Flow Meter 3/4&quot; PRESS</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-0511vqc1-whispersense-dc-exhaust-fan-50-80-110-cfm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-0511VQC1.jpg?v=1787910864</image:loc>
      <image:title>Panasonic FV-0511VQC1 WhisperSense® DC Exhaust Fan, 50-80-110 CFM</image:title>
      <image:caption>Panasonic FV-0511VQC1 WhisperSense® DC Exhaust Fan, 50-80-110 CFM</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-1115vq1-whisperceiling-dc-with-smartflow-110-130-150-cfm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-0511VQC1.1.jpg?v=1787910864</image:loc>
      <image:title>Panasonic FV-1115VQ1 WhisperCeiling® DC with Smartflow, 110-130-150 CFM</image:title>
      <image:caption>Panasonic FV-1115VQ1 WhisperCeiling® DC with Smartflow, 110-130-150 CFM</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-20vq3-whisperceiling-spot-ventilation-fan-190-cfm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-20VQ3.jpg?v=1787910853</image:loc>
      <image:title>Panasonic FV-20VQ3 WhisperCeiling® Spot Ventilation Fan, 190 CFM</image:title>
      <image:caption>Panasonic FV-20VQ3 WhisperCeiling® Spot Ventilation Fan, 190 CFM</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-30vq3-whisperceiling-spot-ventilation-fan-290-cfm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-20VQ3.1.jpg?v=1787910867</image:loc>
      <image:title>Panasonic FV-30VQ3 WhisperCeiling® Spot Ventilation Fan, 290 CFM</image:title>
      <image:caption>Panasonic FV-30VQ3 WhisperCeiling® Spot Ventilation Fan, 290 CFM</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/bosch-8-716-106-445-0-air-vent-valve</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/87161044450.jpg?v=1787910858</image:loc>
      <image:title>Bosch 8 716 106 445 0 Air Vent Valve</image:title>
      <image:caption>Bosch 8 716 106 445 0 Air Vent Valve</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/bosch-8-718-226-184-0-rg128-fan</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/87182261840.jpg?v=1787919040</image:loc>
      <image:title>Bosch 8 718 226 184 0 RG128  Fan</image:title>
      <image:caption>||</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/bosch-8-737-703-427-0-relief-valve-usa</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/87377034270.jpg?v=1787910868</image:loc>
      <image:title>Bosch 8 737 703 427 0 Relief  Valve - USA</image:title>
      <image:caption>Bosch 8 737 703 427 0 Relief  Valve - USA</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/bosch-8-748-300-739-0-printed-circuit-board-for-greenstar</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Bosch 8 748 300 739 0 Printed Circuit Board For Greenstar</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-40vq4-whisperceiling-spot-ventilation-fan-390-cfm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-20VQ3.2.jpg?v=1787910870</image:loc>
      <image:title>Panasonic FV-40VQ4 WhisperCeiling® Spot Ventilation Fan, 390 CFM</image:title>
      <image:caption>Panasonic FV-40VQ4 WhisperCeiling® Spot Ventilation Fan, 390 CFM</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-08vre2-whisperrecessed-designer-fan-with-light-80-cfm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-08VRE2.png?v=1787910873</image:loc>
      <image:title>Panasonic FV-08VRE2 WhisperRecessed® Designer Fan with Light, 80 CFM</image:title>
      <image:caption>Panasonic FV-08VRE2 WhisperRecessed® Designer Fan with Light, 80 CFM</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-0511vf1-whisperfit-dc-fan-50-80-110-cfm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-0511VF1.png?v=1787910873</image:loc>
      <image:title>Panasonic FV-0511VF1 WhisperFit® DC Fan, 50-80-110 CFM</image:title>
      <image:caption>Panasonic FV-0511VF1 WhisperFit® DC Fan, 50-80-110 CFM</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-0511vfl1-whisperfit-dc-fan-dimmable-led-nightlight-50-80-110-cfm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-0511VFL1.png?v=1787910874</image:loc>
      <image:title>Panasonic FV-0511VFL1 WhisperFit® DC Fan - Dimmable LED &amp; Nightlight 50-80-110 CFM</image:title>
      <image:caption>Panasonic FV-0511VFL1 WhisperFit® DC Fan - Dimmable LED &amp; Nightlight 50-80-110 CFM</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-0810vss1-whispervalue-dc-fan-with-multi-speed-and-pick-a-flow-80-100-cfm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-0810VSS1.2.png?v=1787910876</image:loc>
      <image:title>Panasonic FV-0810VSS1 WhisperValue® DC Fan with Multi-Speed and Pick-A-Flow, 80/100 CFM</image:title>
      <image:caption>Panasonic FV-0810VSS1 WhisperValue® DC Fan with Multi-Speed and Pick-A-Flow, 80/100 CFM</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-0510vs1-whispervalue-dc-fan-with-pick-a-flow-50-80-100-cfm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-0810VSS1.3.png?v=1787910878</image:loc>
      <image:title>Panasonic FV-0510VS1 WhisperValue® DC Fan with Pick-A-Flow®, 50-80-100 CFM</image:title>
      <image:caption>Panasonic FV-0510VS1 WhisperValue® DC Fan with Pick-A-Flow®, 50-80-100 CFM</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-0510vscl1-whispervalue-dc-fan-light-with-condensation-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-0510VSCL1.png?v=1787910879</image:loc>
      <image:title>Panasonic FV-0510VSCL1 WhisperValue® DC Fan + Light with Condensation Sensor</image:title>
      <image:caption>Panasonic FV-0510VSCL1 WhisperValue® DC Fan + Light with Condensation Sensor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-0511vhl1-whisperwarm-dc-fan-and-heater-with-light-50-80-110-cfm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-0511VHL1.jpg?v=1787910880</image:loc>
      <image:title>Panasonic FV-0511VHL1 WhisperWarm® DC Fan and Heater with Light, 50-80-110 CFM</image:title>
      <image:caption>Panasonic FV-0511VHL1 WhisperWarm® DC Fan and Heater with Light, 50-80-110 CFM</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-16vec1t-balancedhome-erv-elite-plus-model-top-port</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-16VEC1T.jpg?v=1787910881</image:loc>
      <image:title>Panasonic FV-16VEC1T BalancedHome ERV - Elite Plus Model - Top Port</image:title>
      <image:caption>Panasonic FV-16VEC1T BalancedHome ERV - Elite Plus Model - Top Port</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-105650-01-burner-door-insulation-replacement-set</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 105650-01 Burner Door Insulation Replacement Set</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-105651-01-rear-insulation-disc-replacement-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 105651-01 Rear Insulation Disc Replacement Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/burnham-108880-01-gas-valve-harness-24-vac</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Burnham 108880-01 Gas Valve Harness, 24 VAC</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-16vec1s-balancedhome-erv-elite-plus-models-side-port</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-16VEC1S.jpg?v=1787910887</image:loc>
      <image:title>Panasonic FV-16VEC1S BalancedHome ERV - Elite Plus Models - Side Port</image:title>
      <image:caption>Panasonic FV-16VEC1S BalancedHome ERV - Elite Plus Models - Side Port</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-13vec1t-balancedhome-erv-elite-plus-models-top-port</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-13VEC1T.jpg?v=1787910887</image:loc>
      <image:title>Panasonic FV-13VEC1T BalancedHome ERV - Elite Plus Models - Top Port</image:title>
      <image:caption>Panasonic FV-13VEC1T BalancedHome ERV - Elite Plus Models - Top Port</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-15ve1t-balancedhome-erv-elite-models-top-port</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-15VE1T.jpg?v=1787910887</image:loc>
      <image:title>Panasonic FV-15VE1T BalancedHome ERV - Elite Models - Top Port</image:title>
      <image:caption>Panasonic FV-15VE1T BalancedHome ERV - Elite Models - Top Port</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-15ve1s-balancedhome-erv-elite-models-side-port</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-15VE1S.jpg?v=1787910889</image:loc>
      <image:title>Panasonic FV-15VE1S BalancedHome ERV - Elite Models - Side Port</image:title>
      <image:caption>Panasonic FV-15VE1S BalancedHome ERV - Elite Models - Side Port</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-12ve1t-balancedhome-erv-elite-models-top-port</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-15VE1T_e008c132-a6de-41b7-8fb9-7c2606764ffd.jpg?v=1787910893</image:loc>
      <image:title>Panasonic FV-12VE1T BalancedHome ERV - Elite Models - Top Port</image:title>
      <image:caption>Panasonic FV-12VE1T BalancedHome ERV - Elite Models - Top Port</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-12ve1s-balancedhome-erv-elite-models-side-port</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-15VE1S_d0199e42-47a0-46e0-af8e-6269d747fea0.jpg?v=1787910893</image:loc>
      <image:title>Panasonic FV-12VE1S BalancedHome ERV - Elite Models - Side Port</image:title>
      <image:caption>Panasonic FV-12VE1S BalancedHome ERV - Elite Models - Side Port</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-06ve1-whispercomfort-60-energy-recovery-ventilator</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-06VE1.jpg?v=1787910893</image:loc>
      <image:title>Panasonic FV-06VE1 WhisperComfort® 60 Energy Recovery Ventilator</image:title>
      <image:caption>Panasonic FV-06VE1 WhisperComfort® 60 Energy Recovery Ventilator</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-r1015swa-15a-configurable-receptacle</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/R1015SWA.jpg?v=1787910895</image:loc>
      <image:title>Panasonic R1015SWA 15A Configurable Receptacle</image:title>
      <image:caption>Panasonic R1015SWA 15A Configurable Receptacle</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-r1020swa-20a-configurable-receptacle</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/R1020SWA.jpg?v=1787910898</image:loc>
      <image:title>Panasonic R1020SWA 20A Configurable Receptacle</image:title>
      <image:caption>Panasonic R1020SWA 20A Configurable Receptacle</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-sd3001wa-dimmer-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/SD3001WA.jpg?v=1787910899</image:loc>
      <image:title>Panasonic SD3001WA Dimmer Switch</image:title>
      <image:caption>Panasonic SD3001WA Dimmer Switch</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-s16001wa-on-off-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S16001WA.jpg?v=1787910899</image:loc>
      <image:title>Panasonic S16001WA On/Off Switch</image:title>
      <image:caption>Panasonic S16001WA On/Off Switch</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-s16008wa-20-40-60-dry-contact-timer-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S16008WA.jpg?v=1787910900</image:loc>
      <image:title>Panasonic S16008WA 20/40/60 Dry Contact Timer Switch</image:title>
      <image:caption>Panasonic S16008WA 20/40/60 Dry Contact Timer Switch</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-wi006uwa-wi-fi-control-temperature-humidity-motion-insert</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/WI006UWA.jpg?v=1787910904</image:loc>
      <image:title>Panasonic WI006UWA Wi-Fi Control + Temperature, Humidity &amp; Motion Insert</image:title>
      <image:caption>Panasonic WI006UWA Wi-Fi Control + Temperature, Humidity &amp; Motion Insert</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-ghe125-500na-commercial-natural-gas-water-heater-125-gal-500k-btu-asme</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/SUPERDUTY.png?v=1787910904</image:loc>
      <image:title>Rheem GHE125-500NA Commercial Natural Gas Water Heater 125 Gal 500K BTU - ASME</image:title>
      <image:caption>Rheem GHE125-500NA Commercial Natural Gas Water Heater 125 Gal 500K BTU - ASME</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30011686b-wiring-harness-for-npe-s</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30011686B Wiring Harness for NPE/S</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30024884a-wire-harness-npe-s2</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30024884A Wire Harness - NPE-S2</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30012331a-3-way-outlet-pipe-adapter</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30012331A 3-Way Outlet Pipe Adapter</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-20034532a-clip-18-2-1t</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 20034532A Clip, 18.2, 1T</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30014736a-s-h-supply-pipe-sts</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30014736A S.H Supply Pipe, STS</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-wi003uwa-swidget-wi-fi-control-with-power-out-light-insert</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/WI003UWA.jpg?v=1787910911</image:loc>
      <image:title>Panasonic WI003UWA Swidget® Wi-Fi Control with Power Out Light Insert</image:title>
      <image:caption>Panasonic WI003UWA Swidget® Wi-Fi Control with Power Out Light Insert</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-wi002uwa-wi-fi-control-guide-light-insert</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/WI002UWA.jpg?v=1787910911</image:loc>
      <image:title>Panasonic WI002UWA Wi-Fi Control + Guide Light Insert</image:title>
      <image:caption>Panasonic WI002UWA Wi-Fi Control + Guide Light Insert</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-wi001uwa-wi-fi-control-usb-charger-insert</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/WI001UWA.jpg?v=1787910912</image:loc>
      <image:title>Panasonic WI001UWA Wi-Fi Control + USB Charger Insert</image:title>
      <image:caption>Panasonic WI001UWA Wi-Fi Control + USB Charger Insert</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-wccs1-w-whispercontrol-condensation-sensor-plus-on-off-fan-control-white</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-WCCS1-W.jpg?v=1787910913</image:loc>
      <image:title>Panasonic FV-WCCS1-W WhisperControl® Condensation Sensor Plus - On/Off Fan Control, White</image:title>
      <image:caption>Panasonic FV-WCCS1-W WhisperControl® Condensation Sensor Plus - On/Off Fan Control, White</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-wcd01-w-pre-set-countdown-timer</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-WCD01-W.jpg?v=1787910917</image:loc>
      <image:title>Panasonic FV-WCD01-W Pre-set Countdown Timer</image:title>
      <image:caption>Panasonic FV-WCD01-W Pre-set Countdown Timer</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-wc10ve1-whispervent-wall-cap</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-WC10VE1.jpg?v=1787910916</image:loc>
      <image:title>Panasonic FV-WC10VE1 WhisperVent Wall Cap</image:title>
      <image:caption>Panasonic FV-WC10VE1 WhisperVent Wall Cap</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-pc-rd05c5-flexdamper-all-in-one-radiation-damper</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/PC-RD05C5.jpg?v=1787910918</image:loc>
      <image:title>Panasonic PC-RD05C5 FlexDamper® All-In-One Radiation Damper</image:title>
      <image:caption>Panasonic PC-RD05C5 FlexDamper® All-In-One Radiation Damper</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/panasonic-fv-wcsw41-w-ecoswitch-four-function-on-off-wall-switch-white</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/FV-WCSW41-W.jpg?v=1787910919</image:loc>
      <image:title>Panasonic FV-WCSW41-W EcoSwitch, Four-Function On/Off Wall Switch, White</image:title>
      <image:caption>Panasonic FV-WCSW41-W EcoSwitch, Four-Function On/Off Wall Switch, White</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/oxbox-5jayhtr1a15bka-air-handler-r-454b-electric-heat-kit-15-kw</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/5JAYHTR1A15BKA.jpg?v=1787910922</image:loc>
      <image:title>Oxbox 5JAYHTR1A15BKA Air Handler R-454B Electric Heat Kit - 15 kW</image:title>
      <image:caption>Oxbox 5JAYHTR1A15BKA Air Handler R-454B Electric Heat Kit - 15 kW</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/oxbox-5jayhtr1a20bka-air-handler-r-454b-electric-heat-kit-20-kw</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/5JAYHTR1A15BKA.1.jpg?v=1787910922</image:loc>
      <image:title>Oxbox 5JAYHTR1A20BKA Air Handler R-454B Electric Heat Kit - 20 KW</image:title>
      <image:caption>Oxbox 5JAYHTR1A20BKA Air Handler R-454B Electric Heat Kit - 20 KW</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/oxbox-5aytxvh3a6000a-txv-kit-coil-and-air-handler-5-ton-r-454b</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>OxBox 5AYTXVH3A6000A TXV Kit, Coil and Air Handler,  5 ton R-454B</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/oxbox-5jayhtr1a05bka-air-handler-electric-heat-kit-5-kw-r454b</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/5JAYHTR1A15BKA.2.jpg?v=1787910925</image:loc>
      <image:title>Oxbox 5JAYHTR1A05BKA Air Handler Electric Heat Kit, 5 KW, R454B</image:title>
      <image:caption>Oxbox 5JAYHTR1A05BKA Air Handler Electric Heat Kit, 5 KW, R454B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/oxbox-5jayhtr1a08bka-air-handler-electric-heat-kit-8kw-r454b</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/5JAYHTR1A15BKA.3.jpg?v=1787910926</image:loc>
      <image:title>Oxbox 5JAYHTR1A08BKA Air Handler Electric Heat Kit, 8KW, R454B</image:title>
      <image:caption>Oxbox 5JAYHTR1A08BKA Air Handler Electric Heat Kit, 8KW, R454B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/oxbox-noz01057-nozzle-copper-ng</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Oxbox NOZ01057 Nozzle - Copper, NG</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/oxbox-1032858-replacement-door-for-j962v100</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Oxbox 1032858 Replacement Door for J962V100</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7819436-comb-chbr-dr-refr-replaces-z000459</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/4615527VAN01301_1.png?v=1787910930</image:loc>
      <image:title>Viessmann 7819436 Comb.Chbr.Dr.Refr. (replaces Z000459)</image:title>
      <image:caption>Viessmann 7819436 Comb.Chbr.Dr.Refr. (replaces Z000459)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/delavan-0-50-gph-60-ss-nozzle</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/75415.jpg?v=1787910930</image:loc>
      <image:title>Delavan 0.50 GPH 60° SS Nozzle</image:title>
      <image:caption>Delavan 0.50 GPH 60° SS Nozzle</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ntv285nxw3-neotherm-ntv-condensing-water-heater-ccy-285-mbh-blr-nat-hlw-w-pump-x</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars NTV285NXW3, NEOTHERM NTV Condensing Water Heater - CCY 285 MBH BLR NAT HLW W/ PUMP *X</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/ibc-sfc199-1-combination-boiler-and-domestic-hot-water</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/SFC199-1.jpg?v=1787910932</image:loc>
      <image:title>IBC SFC199-1 Combination Boiler and Domestic Hot Water</image:title>
      <image:caption>IBC SFC199-1 Combination Boiler and Domestic Hot Water</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/ibc-sft-199-superflow-condensing-tankless-water-heater</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/SFT199.jpg?v=1787910934</image:loc>
      <image:title>IBC SFT-199 Superflow Condensing Tankless Water Heater</image:title>
      <image:caption>IBC SFT-199 Superflow Condensing Tankless Water Heater</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/ibc-p-894-ez-pipe-manifold</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/251-064C.2.jpg?v=1787910936</image:loc>
      <image:title>IBC P-894 EZ Pipe Manifold</image:title>
      <image:caption>IBC P-894 EZ Pipe Manifold</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/ibc-p-893-ez-pipe-manifold</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/251-064C.1.jpg?v=1787910936</image:loc>
      <image:title>IBC P-893 EZ Pipe Manifold</image:title>
      <image:caption>IBC P-893 EZ Pipe Manifold</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/ibc-p-911-superflow-parts-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/P-911.jpg?v=1787910937</image:loc>
      <image:title>IBC P-911 Superflow Parts Kit</image:title>
      <image:caption>IBC P-911 Superflow Parts Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/oxbox-com11911-rotary-compressor-for-j4ac5036e1000aa-j4ac3036a</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Oxbox COM11911 Rotary Compressor For J4AC5036E1000AA, J4AC3036A</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/utica-fe3980c000-fe-gaskets</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Utica FE3980C000 FE Gaskets</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/fujitsu-foc1660vjazca1-5-ton-16-0-seer2-premium-ac-n-s-sw-208-230-r410a</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/R-410A.png?v=1787910942</image:loc>
      <image:title>Fujitsu FOC1660VJAZCA1 5 TON 16.0 SEER2 PREMIUM AC (N,S,SW) 208/230  R410A</image:title>
      <image:caption>Fujitsu FOC1660VJAZCA1 5 TON 16.0 SEER2 PREMIUM AC (N,S,SW) 208/230  R410A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/oxbox-j4ac5061e1000-15-2-seer2-ac-r-410a-5-0-ton-condenser</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/OxboxCondensor.png?v=1787910943</image:loc>
      <image:title>OxBox J4AC5061E1000 15.2 SEER2 AC R-410A - 5.0 Ton Condenser</image:title>
      <image:caption>OxBox J4AC5061E1000 15.2 SEER2 AC R-410A - 5.0 Ton Condenser</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7500p-039-flame-rectification-probe</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7500P-039.jpg?v=1787910943</image:loc>
      <image:title>HTP 7500P-039 Flame Rectification Probe</image:title>
      <image:caption>HTP 7500P-039 Flame Rectification Probe</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/ecoer-eahatn-24-e-series-2-ton-air-handler-24k-btu-c-cabinet-r410a</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/EAHATN-24.jpg?v=1787910945</image:loc>
      <image:title>Ecoer EAHATN-24 E Series 2 Ton Air Handler 24K BTU - C Cabinet R410a</image:title>
      <image:caption>Ecoer EAHATN-24 E Series 2 Ton Air Handler 24K BTU - C Cabinet R410a</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/westinghouse-whm24dma21s-2-ton-single-zone-multi-positional-air-handler-24k-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/WHM24DMA21S.jpg?v=1787910948</image:loc>
      <image:title>Westinghouse WHM24DMA21S 2 Ton Single Zone Multi-positional Air Handler - 24K  BTU</image:title>
      <image:caption>Westinghouse WHM24DMA21S 2 Ton Single Zone Multi-positional Air Handler - 24K  BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/westinghouse-whm36dma21s-3-ton-single-zone-multi-positional-air-handler-36k-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/WHM24DMA21S_588ba71a-ee4c-437f-a826-c59ffc96f5c5.jpg?v=1787910948</image:loc>
      <image:title>Westinghouse WHM36DMA21S 3 Ton Single Zone Multi-positional Air Handler - 36K  BTU</image:title>
      <image:caption>Westinghouse WHM36DMA21S 3 Ton Single Zone Multi-positional Air Handler - 36K  BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/ecoer-eahaec-36-sdi-series-air-handler-c-cabinet-24-36-000-btuh</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/EAHATN-24.1.jpg?v=1787910948</image:loc>
      <image:title>Ecoer EAHAEC-36 SDi Series Air Handler - C Cabinet - 24-36,000 BTUH</image:title>
      <image:caption>Ecoer EAHAEC-36 SDi Series Air Handler - C Cabinet - 24-36,000 BTUH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-e2338600-relay-24-vac-dpdt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars E2338600 Relay, 24 VAC, DPDT</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/baxi-5213290-rear-insulation-pan</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/5213290.jpg?v=1787910953</image:loc>
      <image:title>Baxi 5213290 Rear Insulation Pan</image:title>
      <image:caption>Baxi 5213290 Rear Insulation Pan</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-e2102800-ignition-control-w-relay</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars E2102800 Ignition Control w/ Relay</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7833-391-coding-plug-202a-0102-0-5000ft</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7833391.png?v=1787910954</image:loc>
      <image:title>Viessmann 7833 391 Coding Plug 202A:0102 0-5000ft</image:title>
      <image:caption>Viessmann 7833 391 Coding Plug 202A:0102 0-5000ft</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/westinghouse-whm60dma21s-5-ton-single-zone-multi-positional-air-handler-60k-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/WHM24DMA21S_5d21ef8f-794b-4a30-9158-09b5ff7de90a.jpg?v=1787910954</image:loc>
      <image:title>Westinghouse WHM60DMA21S 5 Ton Single Zone Multi-positional Air Handler - 60K  BTU</image:title>
      <image:caption>Westinghouse WHM60DMA21S 5 Ton Single Zone Multi-positional Air Handler - 60K  BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/westinghouse-whm48dma21s-4-ton-single-zone-multi-positional-air-handler-48k-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/WHM24DMA21S_bd2c0ce7-0b7d-49ed-8269-e3852391fec1.jpg?v=1787910956</image:loc>
      <image:title>Westinghouse WHM48DMA21S 4 Ton Single Zone Multi-positional Air Handler - 48K  BTU</image:title>
      <image:caption>Westinghouse WHM48DMA21S 4 Ton Single Zone Multi-positional Air Handler - 48K  BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/fujitsu-fhrnvv2417sjztca-2-ton-fan-coil-208-230v</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Fujitsu.jpg?v=1787910958</image:loc>
      <image:title>Fujitsu FHRNVV2417SJZTCA 2 Ton Fan Coil - 208/230V</image:title>
      <image:caption>Fujitsu FHRNVV2417SJZTCA 2 Ton Fan Coil - 208/230V</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/utica-14615035-main-burner-orifice-natural-1-4-34-drill</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/214662058.jpg?v=1787910960</image:loc>
      <image:title>Utica 14615035 Main Burner Orifice Natural - 1/4&quot; #34 DRILL</image:title>
      <image:caption>Utica 14615035 Main Burner Orifice Natural - 1/4&quot; #34 DRILL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96731109-cre-32-1-an-g-a-e-hqqe-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/GrundgosCRE.jpg?v=1787910960</image:loc>
      <image:title>Grundfos 96731109 CRE 32-1 AN-G-A-E-HQQE Circulator Pump</image:title>
      <image:caption>Grundfos 96731109 CRE 32-1 AN-G-A-E-HQQE Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-49175137-upt65-160-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>GRUNDFOS 49175137 UPT65-160 Circulator Pump</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30011259c-wiring-harness</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/30011259C.jpg?v=1787910965</image:loc>
      <image:title>Navien 30011259C Wiring Harness</image:title>
      <image:caption>Navien 30011259C Wiring Harness</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ca019921-ng-to-lp-conversion-kit-for-jx200-0-2-000-ft</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars CA019921 NG to LP Conversion  Kit for JX200 (0-2,000 FT)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30008200a-flow-restrictor-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/20008200A2.jpg?v=1787919038</image:loc>
      <image:title>Navien 30008200A Flow Restrictor Kit</image:title>
      <image:caption>|</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30008202a-flow-restrictor-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/30008202A.jpg?v=1787910966</image:loc>
      <image:title>Navien 30008202A Flow Restrictor Kit</image:title>
      <image:caption>Navien 30008202A Flow Restrictor Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96523953-cr-20-3-a-gj-a-e-hqqe-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/CR.jpg?v=1787910968</image:loc>
      <image:title>Grundfos 96523953 CR 20-3 A-GJ-A-E-HQQE Circulator Pump</image:title>
      <image:caption>Grundfos 96523953 CR 20-3 A-GJ-A-E-HQQE Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-91134373-2-5lp5-5-0-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/GRUNDFOSLM.7.jpg?v=1787910970</image:loc>
      <image:title>GRUNDFOS 91134373 2.5LP5/5.0 Circulator Pump</image:title>
      <image:caption>GRUNDFOS 91134373 2.5LP5/5.0 Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96654398-ups-75-69-f-b-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/96402934.91.png?v=1787910971</image:loc>
      <image:title>Grundfos 96654398 UPS 75-69 F B Circulator Pump</image:title>
      <image:caption>Grundfos 96654398 UPS 75-69 F B Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-20007984a-wpa-b</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/20007984A.jpg?v=1787910971</image:loc>
      <image:title>Navien 20007984A WPA-B</image:title>
      <image:caption>Navien 20007984A WPA-B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-91127501-crk2-220-14-tef-184tc-nema-frame-5-hp-3x208-230-460v</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>GRUNDFOS 91127501 CRK2-220/14, TEF 184TC NEMA FRAME 5-HP, 3X208-230/460V</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-a2122500-mascot-lx-blower-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/A2122500.jpg?v=1787910976</image:loc>
      <image:title>Laars A2122500 Mascot LX Blower Assembly</image:title>
      <image:caption>Laars A2122500 Mascot LX Blower Assembly</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1691-1-packing-ft-mascot</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1691 1&quot; Packing FT  Mascot</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7826545-connection-pipe</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7826545 Connection  Pipe</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-85700022-baldor-213tc-standard-motors</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Baldor85700022.jpg?v=1787910977</image:loc>
      <image:title>Grundfos 85700022 Baldor 213TC Standard Motors</image:title>
      <image:caption>Grundfos 85700022 Baldor 213TC Standard Motors</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96840871-cre-3-3-a-fgj-a-e-hqqe-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/GrundgosCRE.1.jpg?v=1787910980</image:loc>
      <image:title>Grundfos 96840871 CRE 3-3 A-FGJ-A-E-HQQE Pump</image:title>
      <image:caption>Grundfos 96840871 CRE 3-3 A-FGJ-A-E-HQQE Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-tcrkit16-v2-299-399-blower-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/TCRKIT16.jpg?v=1787910980</image:loc>
      <image:title>Triangle Tube TCRKIT16 V2 299/399 Blower Assembly</image:title>
      <image:caption>Triangle Tube TCRKIT16 V2 299/399 Blower Assembly</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit132-igniter-pa299-399</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT132 Igniter - PA299/399</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-42136064e-crn8-40-3-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Grundfos 42136064E CRN8-40/3 Circulator Pump</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/spirothem-vdx-100-pfm-spirotherm-spirovent-quad-1-press-air-dirt-separator-w-magnet</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/VDX100PFM.jpg?v=1787910985</image:loc>
      <image:title>Spirothem VDX 100 PFM Spirotherm Spirovent Quad 1&quot; Press Air/Dirt Separator w/ Magnet</image:title>
      <image:caption>Spirothem VDX 100 PFM Spirotherm Spirovent Quad 1&quot; Press Air/Dirt Separator w/ Magnet</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/mcdonnell-miller-fpc-1000-u-boilerwize-electronic-low-water-cut-off</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/14470401mainstockmcdonnell1.jpg?v=1787910986</image:loc>
      <image:title>McDonnell &amp; Miller FPC-1000-U Boilerwize Electronic Low Water Cut-Off</image:title>
      <image:caption>McDonnell &amp; Miller FPC-1000-U Boilerwize Electronic Low Water Cut-Off</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30027108a-ignitor-rod-nfb-h-nfc-h</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/30027108A.jpg?v=1787910986</image:loc>
      <image:title>Navien 30027108A Ignitor Rod -  NFB-H, NFC-H</image:title>
      <image:caption>Navien 30027108A Ignitor Rod -  NFB-H, NFC-H</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30027109a-nfb-h-nfc-h-flame-rod</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/30027109A.jpg?v=1787910988</image:loc>
      <image:title>Navien 30027109A NFB-H/NFC-H Flame Rod</image:title>
      <image:caption>Navien 30027109A NFB-H/NFC-H Flame Rod</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/mascot-mfthw199-wall-mount-heat-only-boiler-ng-lp</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/MFTHW140NA2XN-1.jpg?v=1787910992</image:loc>
      <image:title>Mascot MFTHW199 Wall Mount Heat Only Boiler (NG/LP)</image:title>
      <image:caption>Mascot MFTHW199 Wall Mount Heat Only Boiler (NG/LP)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-64980787-ignition-electrode</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/65118673.jpg?v=1787910991</image:loc>
      <image:title>HTP 64980787 Ignition Electrode</image:title>
      <image:caption>HTP 64980787 Ignition Electrode</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-96525931-kit-hydraulic-parts-mq3-45-60hz</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/96525931.jpg?v=1787910993</image:loc>
      <image:title>Grundfos 96525931 Kit, Hydraulic Parts - MQ3-45, 60HZ</image:title>
      <image:caption>Grundfos 96525931 Kit, Hydraulic Parts - MQ3-45, 60HZ</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit102-universal-control-module</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT102 Universal Control Module</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit99-kit-blower-pa299-pa399</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT99 Kit: Blower - PA299 / PA399</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7839-828-connection-flange-w-hgps-b2ha-399-530</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7839 828 Connection Flange w HGPS B2HA 399/530</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit134-ignition-cable</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT134  Ignition Cable</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit133-spark-generator</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT133 Spark  Generator</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit131-ignitor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/parkit131.jpg?v=1787911000</image:loc>
      <image:title>Triangle Tube PARKIT131  Ignitor</image:title>
      <image:caption>Triangle Tube PARKIT131  Ignitor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-p3kitdt08-dip-tube</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube P3KITDT08 Dip Tube</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1805-pipe-dhw-outlet</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1805 Pipe, DHW Outlet</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft1672-mascot-ft-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT1672 Mascot FT Pump</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit72-combustion-insulation-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT72 Combustion Insulation Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit94-heat-exchanger-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT94 Heat Exchanger Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-002193f-tube-bundle-heat-exchanger</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Raypak 002193F Tube Bundle Heat Exchanger</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-002188f-tube-bundle-heat-exchanger</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Raypak 002188F Tube Bundle Heat Exchanger</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-6060p-008-aluminum-anode-rod-3-4-npt-bushing</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 6060P-008 Aluminum Anode  Rod - 3/4&quot; NPT Bushing</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-ccgsk13-burner-gasket</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/CCGSK13.jpg?v=1787911006</image:loc>
      <image:title>Triangle Tube CCGSK13 Burner Gasket</image:title>
      <image:caption>Triangle Tube CCGSK13 Burner Gasket</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7842421-radial-fan-rg148</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7842421 Radial Fan RG148</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7829146-spring-clip-d-25mm-each</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7829146 Spring Clip, d=25mm (each)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7834392-ionization-electrode-cu3a-160-199</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7834392 Ionization Electrode - CU3A 160/199</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/ibc-sfb-120-1-high-efficiency-condensing-boiler-ng-lp-120-000-btu</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/SFB-120png.png?v=1787911011</image:loc>
      <image:title>IBC SFB 120-1 High Efficiency Condensing Boiler NG/LP - 120,000 BTU</image:title>
      <image:caption>IBC SFB 120-1 High Efficiency Condensing Boiler NG/LP - 120,000 BTU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/ibc-sfc125-1-combination-boiler-and-domestic-hot-water</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/SFC199-1_b8d357dc-0201-4172-a219-bc142f17e4d0.jpg?v=1787911012</image:loc>
      <image:title>IBC SFC125-1 Combination Boiler and Domestic Hot Water</image:title>
      <image:caption>IBC SFC125-1 Combination Boiler and Domestic Hot Water</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/grundfos-92603110-alpha-hwr-15-55-sf-t-circulator-pump</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/ALPHAHWR.jpg?v=1787911012</image:loc>
      <image:title>Grundfos 92603110 ALPHA HWR 15-55 SF/T Circulator Pump</image:title>
      <image:caption>Grundfos 92603110 ALPHA HWR 15-55 SF/T Circulator Pump</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-2sa06710106-hard-start-kit-replacement</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-2SA06710106.jpg?v=1787911013</image:loc>
      <image:title>Source 1 / York S1-2SA06710106 Hard Start Kit Replacement</image:title>
      <image:caption>Source 1 / York S1-2SA06710106 Hard Start Kit Replacement</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-1np0347-natural-gas-to-lp-conversion-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-1NP0347.jpg?v=1787911017</image:loc>
      <image:title>Source 1 / York S1-1NP0347 Natural Gas to LP Conversion Kit</image:title>
      <image:caption>Source 1 / York S1-1NP0347 Natural Gas to LP Conversion Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02545231000-ignitor-silicon-nitride-kyocera</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02545231000.jpg?v=1787911017</image:loc>
      <image:title>Source 1 / York S1-02545231000 Ignitor, Silicon Nitride, Kyocera</image:title>
      <image:caption>Source 1 / York S1-02545231000 Ignitor, Silicon Nitride, Kyocera</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02921182245-45-burner-orifice</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02921182245.png?v=1787911018</image:loc>
      <image:title>Source 1 / York S1-02921182245 #45 Burner Orifice</image:title>
      <image:caption>Source 1 / York S1-02921182245 #45 Burner Orifice</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-03103882000-circuit-board-furnace</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-03103882000.jpg?v=1787911018</image:loc>
      <image:title>Source 1 / York S1-03103882000 Circuit Board Furnace</image:title>
      <image:caption>Source 1 / York S1-03103882000 Circuit Board Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-32544123000-single-stage-gas-valve-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-32544123000.jpg?v=1787911022</image:loc>
      <image:title>Source 1 / York S1-32544123000 Single Stage Gas Valve Kit</image:title>
      <image:caption>Source 1 / York S1-32544123000 Single Stage Gas Valve Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-8hk16501006-electric-heat-kit-w-circuit-breaker-9-6kw</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-8HK16501006.jpg?v=1787911023</image:loc>
      <image:title>Source 1 / York S1-8HK16501006 Electric Heat Kit w/ Circuit Breaker - 9.6KW</image:title>
      <image:caption>Source 1 / York S1-8HK16501006 Electric Heat Kit w/ Circuit Breaker - 9.6KW</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-rs2112801-burner-door-repair-kit-w-gaskets</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars RS2112801 Burner Door Repair Kit  w/ Gaskets</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit54-kit-burner-head-pa155-250</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT54 Kit: Burner Head - PA155-250</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit41-burner-head-gasket-155-175</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT41 Burner Head Gasket - 155/175</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-tcrkit18-v2-299-399-gas-valve</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube TCRKIT18 - V2, 299/399 Gas Valve</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-tcrkit19-v2-299-399-venturi</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube TCRKIT19 V2 299/399 Venturi</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit130-ignitor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/PARKIT130.jpg?v=1787911028</image:loc>
      <image:title>Triangle Tube PARKIT130 Ignitor</image:title>
      <image:caption>Triangle Tube PARKIT130 Ignitor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/bosch-8738710118-water-valve-oval-diaphragm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Bosch 8738710118 Water Valve  (Oval Diaphragm)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit74-kit-burner-head-pa299-399</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT74 Kit:  Burner Head - PA299/399</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-007403f-refractory-block-502</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Raypak 007403F Refractory Block 502</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-007409f-refractory-block-front-panel-502-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Raypak 007409F Refractory Block Front Panel 502 Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-009865f-refractory-blanket-502a-502b-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Raypak 009865F Refractory Blanket 502A/502B Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-2940a3541-transformer-120v-24v-40va-50-60hz</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-2940A3541.jpg?v=1787911033</image:loc>
      <image:title>Source 1 / York S1-2940A3541 Transformer 120V,24V/40VA,50/60HZ</image:title>
      <image:caption>Source 1 / York S1-2940A3541 Transformer 120V,24V/40VA,50/60HZ</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-pselb01-elbow-pvc-to-venturi-prestige-solo-100-250</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PSELB01 Elbow: PVC to Venturi Prestige (Solo 100-250)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7855p-268-control-board-eftc-199w</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7855P-268.jpg?v=1787911035</image:loc>
      <image:title>HTP 7855P-268 Control Board EFTC-199W</image:title>
      <image:caption>HTP 7855P-268 Control Board EFTC-199W</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02440872000-pressure-switch-0-75</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/s1-02440872000.jpg?v=1787911036</image:loc>
      <image:title>Source 1 /  York S1-02440872000 Pressure Switch - 0.75&quot;</image:title>
      <image:caption>Source 1 /  York S1-02440872000 Pressure Switch - 0.75&quot;</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02442182000-switch-rocker-door</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02442182000.png?v=1787911038</image:loc>
      <image:title>Source 1 / York S1-02442182000 Switch, Rocker, Door</image:title>
      <image:caption>Source 1 / York S1-02442182000 Switch, Rocker, Door</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02541318000-manual-reset-limit-switch-250-f</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02541318000.jpg?v=1787911039</image:loc>
      <image:title>Source 1 / York S1-02541318000 Manual Reset Limit Switch (250°F)</image:title>
      <image:caption>Source 1 / York S1-02541318000 Manual Reset Limit Switch (250°F)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02541319000-auto-reset-limit-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02541319000.jpg?v=1787911040</image:loc>
      <image:title>Source 1 / York S1-02541319000 Auto Reset Limit Switch</image:title>
      <image:caption>Source 1 / York S1-02541319000 Auto Reset Limit Switch</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02541321000-limit-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02541321000.jpg?v=1787911041</image:loc>
      <image:title>Source 1 / York S1-02541321000 Limit Switch</image:title>
      <image:caption>Source 1 / York S1-02541321000 Limit Switch</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-32649692000-combustion-blower-motor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02649692000.png?v=1787911044</image:loc>
      <image:title>Source 1 / York S1-32649692000 Combustion Blower Motor</image:title>
      <image:caption>Source 1 / York S1-32649692000 Combustion Blower Motor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02921182246-orifice-burner-drill-size-46</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02921182246.png?v=1787911045</image:loc>
      <image:title>Source 1 / York S1-02921182246 Orifice, Burner Drill Size 46</image:title>
      <image:caption>Source 1 / York S1-02921182246 Orifice, Burner Drill Size 46</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-8hk16500506-electric-heater-kit-w-circuit-breaker</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-8HK16500506.jpg?v=1787911047</image:loc>
      <image:title>Source 1 / York S1-8HK16500506 Electric Heater Kit w/ Circuit Breaker</image:title>
      <image:caption>Source 1 / York S1-8HK16500506 Electric Heater Kit w/ Circuit Breaker</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-8hk16500806-electric-heater-w-circuit-breaker</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-8HK16500806.jpg?v=1787911047</image:loc>
      <image:title>Source 1 / York S1-8HK16500806 Electric Heater w/ Circuit Breaker</image:title>
      <image:caption>Source 1 / York S1-8HK16500806 Electric Heater w/ Circuit Breaker</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-york-s1-8hk16501506-electric-heater-w-circuit-breaker</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-8HK16501506.png?v=1787911050</image:loc>
      <image:title>Source / York S1-8HK16501506 Electric  Heater w/ Circuit Breaker</image:title>
      <image:caption>Source / York S1-8HK16501506 Electric  Heater w/ Circuit Breaker</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02439714000-pressure-switch-0-90</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02439714000.jpg?v=1787911050</image:loc>
      <image:title>Source 1 / York S1-02439714000 Pressure Switch 0.90</image:title>
      <image:caption>Source 1 / York S1-02439714000 Pressure Switch 0.90</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02439716000-pressure-switch-0-20-wc</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02439716000.jpg?v=1787911052</image:loc>
      <image:title>Source 1 / York S1-02439716000 Pressure Switch -0.20&quot;wc</image:title>
      <image:caption>Source 1 / York S1-02439716000 Pressure Switch -0.20&quot;wc</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-rw2014901-flame-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars RW2014901 Flame Sensor</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-rw2014101-spark-ignitor-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars RW2014101 Spark Ignitor Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-e2395500-water-temp-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars E2395500 Water Temp Sensor</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-e2395600-water-temp-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars E2395600 Water Temp Sensor</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-ptrkit116-poly-flue-pipe</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/PTRKIT116.jpg?v=1787911058</image:loc>
      <image:title>Triangle Tube PTRKIT116 Poly Flue Pipe</image:title>
      <image:caption>Triangle Tube PTRKIT116 Poly Flue Pipe</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02440873000-pressure-switch-0-85</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02440873000.jpg?v=1787911058</image:loc>
      <image:title>Source 1 / York S1-02440873000 Pressure Switch 0.85</image:title>
      <image:caption>Source 1 / York S1-02440873000 Pressure Switch 0.85</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02435604000-choke-kit-ecm-12-00a</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02435604000.jpg?v=1787911058</image:loc>
      <image:title>Source 1 / York S1-02435604000 Choke Kit - ECM 12.00A</image:title>
      <image:caption>Source 1 / York S1-02435604000 Choke Kit - ECM 12.00A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02439706000-pressure-switch-0-10-on-fall-spno</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02439706000.jpg?v=1787911059</image:loc>
      <image:title>Source 1 / York S1-02439706000 Pressure Switch 0.10 On Fall SPNO</image:title>
      <image:caption>Source 1 / York S1-02439706000 Pressure Switch 0.10 On Fall SPNO</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02440863000-blower-motor-unprgrm-115v-ecm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02440863000.png?v=1787911063</image:loc>
      <image:title>Source 1 / York S1-02440863000 Blower Motor Unprgrm - 115V ECM</image:title>
      <image:caption>Source 1 / York S1-02440863000 Blower Motor Unprgrm - 115V ECM</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02541322000-auto-limit-switch-120-f-close-160-f-open</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02541322000.jpg?v=1787911063</image:loc>
      <image:title>Source 1 / York S1-02541322000 Auto Limit Switch 120°F Close, 160°F Open</image:title>
      <image:caption>Source 1 / York S1-02541322000 Auto Limit Switch 120°F Close, 160°F Open</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02553181000-limit-switch-180-open-140-close-auto</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02553181000.png?v=1787911064</image:loc>
      <image:title>Source 1 / York S1-02553181000 Limit Switch, 180° Open, 140° Close, Auto</image:title>
      <image:caption>Source 1 / York S1-02553181000 Limit Switch, 180° Open, 140° Close, Auto</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02554124000-limit-switch-170-open-130-closed-auto</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02554124000.png?v=1787911064</image:loc>
      <image:title>Source 1 / York S1-02554124000 Limit Switch, 170° Open / 130° Closed, Auto</image:title>
      <image:caption>Source 1 / York S1-02554124000 Limit Switch, 170° Open / 130° Closed, Auto</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02554125000-air-pressure-switch-0-08-iwc-on-fall-spno</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Source 1 / York S1-02554125000 Air Pressure Switch, 0.08 IWC on Fall, SPNO</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-32650612001-blower-motor-mount-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-32650612001.jpg?v=1787911069</image:loc>
      <image:title>Source 1 / York S1-32650612001 Blower Motor Mount Assembly</image:title>
      <image:caption>Source 1 / York S1-32650612001 Blower Motor Mount Assembly</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-8hk16500206-electric-heat-kit-w-circuit-breaker</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-8HK16500206.png?v=1787911070</image:loc>
      <image:title>Source 1 / York S1-8HK16500206 Electric Heat Kit w/ Circuit Breaker</image:title>
      <image:caption>Source 1 / York S1-8HK16500206 Electric Heat Kit w/ Circuit Breaker</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-8hk16502006-electric-heat-kit-w-circuit-breaker</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-8HK16502006.jpg?v=1787911070</image:loc>
      <image:title>Source 1 / York S1-8HK16502006 Electric Heat Kit w/ Circuit Breaker</image:title>
      <image:caption>Source 1 / York S1-8HK16502006 Electric Heat Kit w/ Circuit Breaker</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-8hk16502506-electric-heat-kit-w-circuit-breaker</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-8HK16502506.png?v=1787911072</image:loc>
      <image:title>Source 1 / York S1-8HK16502506 Electric Heat Kit w/ Circuit Breaker\</image:title>
      <image:caption>Source 1 / York S1-8HK16502506 Electric Heat Kit w/ Circuit Breaker\</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02439720000-unprogrammed-ecm-blower-motor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02439720000.png?v=1787911075</image:loc>
      <image:title>Source 1 / York S1-02439720000 Unprogrammed ECM Blower Motor</image:title>
      <image:caption>Source 1 / York S1-02439720000 Unprogrammed ECM Blower Motor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02439721000-unprogrammed-ecm-blower-motor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02439721000.png?v=1787911075</image:loc>
      <image:title>Source 1 / York S1-02439721000 Unprogrammed ECM Blower Motor</image:title>
      <image:caption>Source 1 / York S1-02439721000 Unprogrammed ECM Blower Motor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-rxd7198-programmed-control-module-for-nth150-nth210</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/LaarsRXD7198.jpg?v=1787911076</image:loc>
      <image:title>Laars RXD7198 Programmed Control Module for NTH150 / NTH210</image:title>
      <image:caption>Laars RXD7198 Programmed Control Module for NTH150 / NTH210</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02440864000-unprogrammed-ecm-blower-motor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02440864000.png?v=1787911080</image:loc>
      <image:title>Source 1 / York S1-02440864000 Unprogrammed ECM Blower Motor</image:title>
      <image:caption>Source 1 / York S1-02440864000 Unprogrammed ECM Blower Motor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02442421002-unprogrammed-ecm-blower-motor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Source 1 / York S1-02442421002 Unprogrammed ECM Blower Motor</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02442422003-unprogrammed-ecm-blower-motor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02442422003.jpg?v=1787911081</image:loc>
      <image:title>Source 1 / York S1-02442422003 Unprogrammed ECM Blower Motor</image:title>
      <image:caption>Source 1 / York S1-02442422003 Unprogrammed ECM Blower Motor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02442422004-unprogrammed-ecm-blower-motor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Source 1 / York S1-02442422004 Unprogrammed ECM Blower Motor</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02619654014-cw-blower-wheel-11-x-10</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02619654014.jpg?v=1787911084</image:loc>
      <image:title>Source 1 / York S1-02619654014 CW Blower Wheel 11&quot; x 10&quot;</image:title>
      <image:caption>Source 1 / York S1-02619654014 CW Blower Wheel 11&quot; x 10&quot;</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02619654709-cw-blower-wheel-11-x-8</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02619654709.jpg?v=1787911085</image:loc>
      <image:title>Source 1 / York S1-02619654709 CW Blower Wheel 11&quot; x 8&quot;</image:title>
      <image:caption>Source 1 / York S1-02619654709 CW Blower Wheel 11&quot; x 8&quot;</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02638510000-cw-blower-wheel-11-x-11</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02638510000.1.jpg?v=1787911086</image:loc>
      <image:title>Source 1 / York S1-02638510000 CW Blower Wheel 11&quot; x 11&quot;</image:title>
      <image:caption>Source 1 / York S1-02638510000 CW Blower Wheel 11&quot; x 11&quot;</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02649688000-combustion-blower</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02649688000.jpg?v=1787911087</image:loc>
      <image:title>Source 1 / York S1-02649688000 Combustion Blower</image:title>
      <image:caption>Source 1 / York S1-02649688000 Combustion Blower</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02649694000-combustion-blower</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02649688000_d56cdbf5-edf5-4930-a910-dd68cea1eafe.jpg?v=1787911089</image:loc>
      <image:title>Source 1 / York S1-02649694000 Combustion Blower</image:title>
      <image:caption>Source 1 / York S1-02649694000 Combustion Blower</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02649695000-combustion-blower</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02649695000.jpg?v=1787911090</image:loc>
      <image:title>Source 1 / York S1-02649695000 Combustion Blower</image:title>
      <image:caption>Source 1 / York S1-02649695000 Combustion Blower</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02649696000-combustion-blower</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02649695000_268a45ed-6534-4947-a9ad-989dde08064c.jpg?v=1787911092</image:loc>
      <image:title>Source 1 / York S1-02649696000 Combustion Blower</image:title>
      <image:caption>Source 1 / York S1-02649696000 Combustion Blower</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02439715000-pressure-switch-1-00</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02439715000.jpg?v=1787911093</image:loc>
      <image:title>Source 1 / York S1-02439715000 Pressure Switch 1.00</image:title>
      <image:caption>Source 1 / York S1-02439715000 Pressure Switch 1.00</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7542-257-mixing-valve-motor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7542257.png?v=1787911095</image:loc>
      <image:title>Viessmann 7542 257 Mixing Valve Motor</image:title>
      <image:caption>Viessmann 7542 257 Mixing Valve Motor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/york-2ec0402-rooftop-kit-dual-enthalpy-field-installed</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/2EC0402.jpg?v=1787911096</image:loc>
      <image:title>York 2EC0402 Rooftop Kit, Dual Enthalpy Field Installed</image:title>
      <image:caption>York 2EC0402 Rooftop Kit, Dual Enthalpy Field Installed</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/york-2pm04700224-rooftop-phase-monitor-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/2PM04700224.jpg?v=1787911097</image:loc>
      <image:title>York 2PM04700224 Rooftop Phase Monitor Kit</image:title>
      <image:caption>York 2PM04700224 Rooftop Phase Monitor Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/york-1hg0424-rooftop-hail-guard-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>York 1HG0424 Rooftop Hail Guard Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/bosch-8-748-200-173-lpg-orifice-for-aquastar-125b</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Bosch 8 748 200 173 LPG Orifice For Aquastar 125B</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/york-2sd04701424-rooftop-smoke-detector-return-only</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>York 2SD04701424 Rooftop Smoke Detector - Return Only</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/york-2ee04711424-downflow-dry-bulb-economizer-for-3-6-ton-packaged-units</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/2EE04711424.jpg?v=1787911102</image:loc>
      <image:title>York 2EE04711424 Downflow Dry Bulb Economizer for 3-6 Ton Packaged Units</image:title>
      <image:caption>York 2EE04711424 Downflow Dry Bulb Economizer for 3-6 Ton Packaged Units</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-r2089800-boiler-control-w-bracket-stand-offs-pennant</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars R2089800 Boiler Control w/ Bracket &amp; Stand-offs, Pennant</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-r2089900-display-touch-screen-pennant</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars R2089900 Display, Touch Screen - Pennant</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/york-1rc0457-rooftop-curb-rigid-14-356-mm</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>York 1RC0457 Rooftop Curb Rigid 14&quot; (356 mm)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/york-2sd04701124-return-air-smoke-detector-downflow-only</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>York 2SD04701124 Return Air  Smoke Detector (Downflow Only)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/york-2ee04709024-low-leak-economizer</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>York 2EE04709024 Low Leak Economizer</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/york-2ee04711524-downflow-dry-bulb-economizer-for-7-5-to-12-5-ton-units</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/2EE04711524.jpg?v=1787911107</image:loc>
      <image:title>York 2EE04711524 Downflow Dry Bulb Economizer for 7.5 to 12.5 ton units</image:title>
      <image:caption>York 2EE04711524 Downflow Dry Bulb Economizer for 7.5 to 12.5 ton units</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/york-2aq04700524-co2-sensor-wall-mount</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/2AQ04700524.png?v=1787911107</image:loc>
      <image:title>York 2AQ04700524 CO2 Sensor, Wall Mount</image:title>
      <image:caption>York 2AQ04700524 CO2 Sensor, Wall Mount</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/york-1rc0434-roof-curb-14-3-6-ton</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/1RC0434.png?v=1787911109</image:loc>
      <image:title>York 1RC0434 Roof Curb 14&quot; 3-6 Ton</image:title>
      <image:caption>York 1RC0434 Roof Curb 14&quot; 3-6 Ton</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/york-1rc0456-rooftop-curb-rigid-14</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>York 1RC0456 Rooftop Curb Rigid 14&quot;</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/york-1np0440-rooftop-natural-gas-to-propane-conversion-kit-1-stage</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/1NP0440.png?v=1787911113</image:loc>
      <image:title>York 1NP0440 Rooftop Natural Gas to Propane Conversion Kit (1-Stage)</image:title>
      <image:caption>York 1NP0440 Rooftop Natural Gas to Propane Conversion Kit (1-Stage)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/baxi-luna-767486200-duo-tec-inlet-filter-assembly-adapter-14l</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/767486200.jpg?v=1787911114</image:loc>
      <image:title>Baxi Luna 767486200 Duo-tec Inlet Filter Assembly Adapter 14L</image:title>
      <image:caption>Baxi Luna 767486200 Duo-tec Inlet Filter Assembly Adapter 14L</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/york-1np0456-rooftop-propane-conversion-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>York 1NP0456 Rooftop Propane Conversion Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-551004a-discalair-high-discharge-automatic-air-vent-1-2-npt-female</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/551004A.png?v=1787911114</image:loc>
      <image:title>Caleffi 551004A DiscalAir High Discharge Automatic Air Vent - 1/2&quot; NPT Female</image:title>
      <image:caption>Caleffi 551004A DiscalAir High Discharge Automatic Air Vent - 1/2&quot; NPT Female</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-546116a-dirtmag-air-dirt-separator-w-magnet-1-npt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/546116A.png?v=1787911116</image:loc>
      <image:title>Caleffi 546116A DIRTMAG Air &amp; Dirt Separator w/ Magnet - 1&quot; NPT</image:title>
      <image:caption>Caleffi 546116A DIRTMAG Air &amp; Dirt Separator w/ Magnet - 1&quot; NPT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-546166a-discal-dirtmag-air-dirt-separator-w-magnet-1-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/546166A.png?v=1787911119</image:loc>
      <image:title>Caleffi 546166A DISCAL DIRTMAG Air &amp; Dirt Separator w/ Magnet - 1&quot; Press</image:title>
      <image:caption>Caleffi 546166A DISCAL DIRTMAG Air &amp; Dirt Separator w/ Magnet - 1&quot; Press</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-017876f-flame-sensor-assembly-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 017876F Flame Sensor Assembly Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-008921f-time-delay-contactor-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 008921F Time Delay Contactor Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-017836f-control-bezel-cover-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 017836F Control Bezel Cover Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-100-10000823-control-pc-board-versa-ic-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 100-10000823 Control PC Board Versa IC Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-546167a-discal-dirtmag-air-dirt-separator-w-magnet-1-1-4-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/546167A.png?v=1787911124</image:loc>
      <image:title>Caleffi 546167A DISCAL DIRTMAG Air &amp; Dirt Separator w/ Magnet 1 1/4&quot; Press</image:title>
      <image:caption>Caleffi 546167A DISCAL DIRTMAG Air &amp; Dirt Separator w/ Magnet 1 1/4&quot; Press</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-546366am-dirtmag-pro-dirt-separator-w-magnet-1-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/546366AM.jpg?v=1787911124</image:loc>
      <image:title>Caleffi 546366AM DIRTMAG Pro Dirt Separator w/ Magnet - 1&quot; Press</image:title>
      <image:caption>Caleffi 546366AM DIRTMAG Pro Dirt Separator w/ Magnet - 1&quot; Press</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-546367am-dirtmag-dirt-separator-with-magnet-1-1-4-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/546367AM.png?v=1787911125</image:loc>
      <image:title>Caleffi 546367AM DIRTMAG Dirt Separator with Magnet 1-1/4&quot; Press</image:title>
      <image:caption>Caleffi 546367AM DIRTMAG Dirt Separator with Magnet 1-1/4&quot; Press</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-551028a-discal-air-separator-1-sweat</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/551028A.png?v=1787911126</image:loc>
      <image:title>Caleffi 551028A DISCAL Air Separator 1&quot; Sweat</image:title>
      <image:caption>Caleffi 551028A DISCAL Air Separator 1&quot; Sweat</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-551035a-discal-air-separator-1-1-4-sweat</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/551035A.png?v=1787911129</image:loc>
      <image:title>Caleffi 551035A DISCAL Air Separator 1-1/4&quot; Sweat</image:title>
      <image:caption>Caleffi 551035A DISCAL Air Separator 1-1/4&quot; Sweat</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-551066a-discal-air-separator-1-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/551066A.png?v=1787911130</image:loc>
      <image:title>Caleffi 551066A DISCAL Air Separator 1&quot; Press</image:title>
      <image:caption>Caleffi 551066A DISCAL Air Separator 1&quot; Press</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-551067a-discal-air-separator-1-1-4-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/551066A.1.png?v=1787911130</image:loc>
      <image:title>Caleffi 551067A DISCAL Air Separator 1-1/4&quot; Press</image:title>
      <image:caption>Caleffi 551067A DISCAL Air Separator 1-1/4&quot; Press</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-kit551546-066-discal-dirtmag-pro-gold-standard-air-and-dirt-separator-kit-1-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/KIT551546066.png?v=1787911132</image:loc>
      <image:title>Caleffi KIT551546 066 DISCAL &amp; DIRTMAG PRO Gold Standard Air and Dirt Separator Kit 1&quot; Press</image:title>
      <image:caption>Caleffi KIT551546 066 DISCAL &amp; DIRTMAG PRO Gold Standard Air and Dirt Separator Kit 1&quot; Press</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-rs2107500-blower-gasket-w-fasteners</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars RS2107500 Blower Gasket w/ Fasteners</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-kit551546-067-discal-dirtmag-pro-gold-standard-air-and-dirt-separator-kit-1-1-4-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/KIT551546066_c06a8fb0-f42e-4b81-a9e2-73eab48e7ee2.png?v=1787911135</image:loc>
      <image:title>Caleffi KIT551546 067 DISCAL &amp; DIRTMAG PRO Gold Standard Air and Dirt Separator Kit 1-1/4&quot; Press</image:title>
      <image:caption>Caleffi KIT551546 067 DISCAL &amp; DIRTMAG PRO Gold Standard Air and Dirt Separator Kit 1-1/4&quot; Press</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-549566a-sep4-4-in-1-hydraulic-separator-1-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/549566A.png?v=1787911136</image:loc>
      <image:title>Caleffi 549566A SEP4 4-in-1 Hydraulic Separator 1&quot; Press</image:title>
      <image:caption>Caleffi 549566A SEP4 4-in-1 Hydraulic Separator 1&quot; Press</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-549567a-sep4-4-in-1-hydraulic-separator-1-1-4-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/549566A_4087ba94-c269-4248-ab19-6cdd5af6b307.png?v=1787911139</image:loc>
      <image:title>Caleffi 549567A SEP4 4-in-1 Hydraulic Separator 1-1/4&quot; Press</image:title>
      <image:caption>Caleffi 549567A SEP4 4-in-1 Hydraulic Separator 1-1/4&quot; Press</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-549506a-sep4-4-in-1-hydraulic-separator-1-npt-female</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/549506A.png?v=1787911138</image:loc>
      <image:title>Caleffi 549506A SEP4 4-in-1 Hydraulic Separator 1&quot; NPT Female</image:title>
      <image:caption>Caleffi 549506A SEP4 4-in-1 Hydraulic Separator 1&quot; NPT Female</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-549507a-sep4-4-in-1-hydraulic-separator-1-1-4-npt-female</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/549506A_ab5632a0-225d-47ea-9cdd-5ffa3c425e16.png?v=1787911141</image:loc>
      <image:title>Caleffi 549507A SEP4 4-in-1 Hydraulic Separator 1-1/4&quot; NPT Female</image:title>
      <image:caption>Caleffi 549507A SEP4 4-in-1 Hydraulic Separator 1-1/4&quot; NPT Female</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-tcrkit31-kit-blower-gasket-tc240-399</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube TCRKIT31 Kit: Blower Gasket TC240-399</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit13-kit-venturi-air-inlet-coupling</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube INSRKIT13 Kit: Venturi Air Inlet Coupling</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit14-kit-burner-plate</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube INSRKIT14 Kit: Burner Plate</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit107-kit-blower-gasket</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube INSRKIT107 Kit: Blower Gasket</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit30-kit-venturi-valve-pa155</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT30 Kit: Venturi Valve (PA155)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit40-kit-venturi-valve-pa175</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT40 Kit: Venturi Valve - PA175</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit50-kit-venturi-valve-pa250</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT50 Kit: Venturi Valve (PA250)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit105-kit-burner-head-gasket-155-199</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube INSRKIT105 Kit: Burner Head Gasket - 155/199</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit60-kit-hydroblock-plate-hx</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube INSRKIT60 Kit: Hydroblock Plate HX</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-ptrkit115-prestige-internal-poly-vent-pipe</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PTRKIT115 Prestige Internal Poly Vent Pipe</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-521516a-mixcal-adjustable-thermostatic-mixing-valve-w-gauge-3-4-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/521516A.png?v=1787911152</image:loc>
      <image:title>Caleffi 521516A MixCal  Adjustable Thermostatic Mixing Valve w/ Gauge 3/4&quot; Press</image:title>
      <image:caption>Caleffi 521516A MixCal  Adjustable Thermostatic Mixing Valve w/ Gauge 3/4&quot; Press</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-521616a-mixcal-adjustable-thermostatic-mixing-valve-w-gauge-1-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/521516A_e2489e7d-a5ab-4569-b13f-bde7538af6f2.png?v=1787911152</image:loc>
      <image:title>Caleffi 521616A MixCal  Adjustable Thermostatic Mixing Valve w/ Gauge 1&quot; Press</image:title>
      <image:caption>Caleffi 521616A MixCal  Adjustable Thermostatic Mixing Valve w/ Gauge 1&quot; Press</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-520510a-anglemix-angled-thermostatic-mixing-valve-3-4-npt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/520510A.png?v=1787911153</image:loc>
      <image:title>Caleffi 520510A AngleMix Angled Thermostatic Mixing Valve 3/4&quot; NPT</image:title>
      <image:caption>Caleffi 520510A AngleMix Angled Thermostatic Mixing Valve 3/4&quot; NPT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit104-kit-burner-head-gasket-110</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube INSRKIT104 Kit: Burner Head Gasket 110</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-ksr429-ignitor-w-gasket-for-keystone-kw199-kw825-kw-ks399</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube KSR429 Ignitor w/ Gasket for Keystone KW199, KW825&amp; KW/KS399</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-ptrkit118-vent-pipe</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PTRKIT118 Vent Pipe</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit05-kit-blower-instinct-199</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/INSRKIT05.jpg?v=1787911157</image:loc>
      <image:title>Triangle Tube INSRKIT05 Kit: Blower - Instinct 199</image:title>
      <image:caption>Triangle Tube INSRKIT05 Kit: Blower - Instinct 199</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/nti-trinity-6000087729-gas-valve-for-tft399</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/6000087729.jpg?v=1787911159</image:loc>
      <image:title>NTI Trinity 6000087729 Gas Valve For TFT399</image:title>
      <image:caption>NTI Trinity 6000087729 Gas Valve For TFT399</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-psrkit62-boiler-piping-relief-valve-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PSRKIT62 Boiler Piping - Relief Valve Assembly</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-insrkit36-supply-pipe-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube INSRKIT36 Supply Pipe Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-ptrkit119-polypro-condensate-pan</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PTRKIT119 Polypro Condensate Pan</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-ap21769-controller-assembly-gen-5-hpwh-w-wifi-w-o-battery</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/AP21769.jpg?v=1787911163</image:loc>
      <image:title>Rheem AP21769 Controller Assembly - Gen 5 HPWH w/WiFi, w/o Battery</image:title>
      <image:caption>Rheem AP21769 Controller Assembly - Gen 5 HPWH w/WiFi, w/o Battery</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/taco-smartplus-e-ecm-high-efficiency-instant-hot-water-recirculation-pump-system</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Taco SmartPlus-e ECM High Efficiency Instant Hot Water Recirculation Pump System</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-520516a-anglemix-angled-thermostatic-mixing-valve-3-4-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/520516A.png?v=1787911165</image:loc>
      <image:title>Caleffi 520516A AngleMix Angled Thermostatic Mixing Valve - 3/4&quot; Press</image:title>
      <image:caption>Caleffi 520516A AngleMix Angled Thermostatic Mixing Valve - 3/4&quot; Press</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-520616a-anglemix-angled-thermostatic-mixing-valve-1-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/520516A_7d1945d3-a366-46a8-a6c0-cbf5cb8bd8a9.png?v=1787911166</image:loc>
      <image:title>Caleffi 520616A AngleMix Angled Thermostatic Mixing Valve - 1&quot; Press</image:title>
      <image:caption>Caleffi 520616A AngleMix Angled Thermostatic Mixing Valve - 1&quot; Press</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-521201ap-sinkmixer-4-port-thermostatic-mixing-valve-3-8-compression</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/521201AP.png?v=1787911166</image:loc>
      <image:title>Caleffi 521201AP SinkMixer, 4-Port Thermostatic Mixing Valve - 3/8&quot; Compression</image:title>
      <image:caption>Caleffi 521201AP SinkMixer, 4-Port Thermostatic Mixing Valve - 3/8&quot; Compression</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-535351ha-prescal-pressure-reducing-valve-w-gauge-3-4-npt-female-union</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/535351HA.png?v=1787911169</image:loc>
      <image:title>Caleffi 535351HA PresCal, Pressure Reducing Valve w/ Gauge- 3/4&quot; NPT Female Union</image:title>
      <image:caption>Caleffi 535351HA PresCal, Pressure Reducing Valve w/ Gauge- 3/4&quot; NPT Female Union</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30024183a-water-adjustment-valve-wav-t405-233r</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Navien30024183A.jpg?v=1787911172</image:loc>
      <image:title>Navien 30024183A Water Adjustment Valve (WAV), T405-233R</image:title>
      <image:caption>Navien 30024183A Water Adjustment Valve (WAV), T405-233R</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30023765a-dhw-temp-sensor-red</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30023765A DHW Temp Sensor, Red</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30022222b-dhw-temp-sensor-black-nfc</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30022222B DHW Temp Sensor, Black - NFC</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30022207b-dhw-temp-sensor-blue-ncb-h</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30022207B DHW Temp Sensor, Blue - NCB-H</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30015831a-wire-harness-assembly-ncb-ncb-e</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30015831A Wire Harness Assembly - NCB, NCB-E</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7250p-667-elite-volume-water-heater-thermistor-inlet-outlet</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7250P-667 Elite Volume Water Heater Thermistor, Inlet/Outlet</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7250p-517-industrial-flow-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7250P-517 Industrial Flow Switch</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-7250p-085-munchkin-blower-motor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 7250P-085 Munchkin Blower Motor</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-ft2126-igntion-rod-for-lftcf199</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars FT2126 Igntion Rod for LFTCF199</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30010441a-harness-assembly-ribbon-npe-ncb</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30010441A Harness Assembly Ribbon - NPE/NCB</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-535651ha-prescal-pressure-reducing-valve-3-4-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/535661HA.png?v=1787911180</image:loc>
      <image:title>Caleffi 535651HA PresCal, Pressure Reducing Valve - 3/4&quot; Press</image:title>
      <image:caption>Caleffi 535651HA PresCal, Pressure Reducing Valve - 3/4&quot; Press</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-z45p-z-one-2-way-motorized-zone-valve-3-4-press-union</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Z45P.jpg?v=1787911180</image:loc>
      <image:title>Caleffi Z45P Z-one, 2-way Motorized Zone Valve - 3/4&quot; Press Union</image:title>
      <image:caption>Caleffi Z45P Z-one, 2-way Motorized Zone Valve - 3/4&quot; Press Union</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-z46p-z-one-2-way-motorized-zone-valve-1-press-union</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Z45P_0c27d1b8-a667-450f-b325-efab5b5011c8.jpg?v=1787911182</image:loc>
      <image:title>Caleffi Z46P Z-one, 2-way Motorized Zone Valve - 1&quot; Press Union</image:title>
      <image:caption>Caleffi Z46P Z-one, 2-way Motorized Zone Valve - 1&quot; Press Union</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-z55p-z-one-2-way-motorized-zone-valve-3-4-press-union-w-auxiliary-microswitch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Z45P.1.jpg?v=1787911182</image:loc>
      <image:title>Caleffi Z55P Z-one, 2-way Motorized Zone Valve - 3/4&quot; Press Union w/ Auxiliary Microswitch</image:title>
      <image:caption>Caleffi Z55P Z-one, 2-way Motorized Zone Valve - 3/4&quot; Press Union w/ Auxiliary Microswitch</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-z56p-z-one-2-way-motorized-zone-valve-1-press-union-w-auxiliary-microswitch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/Z45P.1_5625ed99-28c1-4573-9acb-18b4ec8bb7f3.jpg?v=1787911186</image:loc>
      <image:title>Caleffi Z56P Z-one, 2-way Motorized Zone Valve - 1&quot; Press Union w/ Auxiliary Microswitch</image:title>
      <image:caption>Caleffi Z56P Z-one, 2-way Motorized Zone Valve - 1&quot; Press Union w/ Auxiliary Microswitch</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/caleffi-zsr101-z-one-single-zone-pump-control</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/ZSR101.jpg?v=1787911186</image:loc>
      <image:title>Caleffi ZSR101 Z-one Single Zone Pump Control</image:title>
      <image:caption>Caleffi ZSR101 Z-one Single Zone Pump Control</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/spacepak-45ac-ssic-interface-control-up-to-5-zone</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>SpacePak 45AC-SSIC Interface Control up to 5  zone</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02537499000-flame-sensor-replacement</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02537499000.png?v=1787911189</image:loc>
      <image:title>Source 1 / York S1-02537499000 Flame Sensor Replacement</image:title>
      <image:caption>Source 1 / York S1-02537499000 Flame Sensor Replacement</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-03103010000-single-stage-control-board</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-03103010000.png?v=1787911191</image:loc>
      <image:title>Source 1 / York S1-03103010000 Single Stage Control Board</image:title>
      <image:caption>Source 1 / York S1-03103010000 Single Stage Control Board</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02920482000-main-gas-burner</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02920482000.png?v=1787911192</image:loc>
      <image:title>Source 1 / York  S1-02920482000 Main Gas Burner</image:title>
      <image:caption>Source 1 / York  S1-02920482000 Main Gas Burner</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-tshc510-programmable-thermostat-4h-2c</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Source 1 / York S1-TSHC510 Programmable Thermostat 4H/2C</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02435261000-pressure-switch-1-wc-close-on-fall-spno</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02435261000.png?v=1787911195</image:loc>
      <image:title>Source 1 / York S1-02435261000 Pressure Switch, 1&quot; WC Close On Fall, SPNO</image:title>
      <image:caption>Source 1 / York S1-02435261000 Pressure Switch, 1&quot; WC Close On Fall, SPNO</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02812355001-compressor-isolator</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02812355001.png?v=1787911195</image:loc>
      <image:title>Source 1 / York S1-02812355001 Compressor Isolator.</image:title>
      <image:caption>Source 1 / York S1-02812355001 Compressor Isolator.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-1tvm5c1-txv-kit-r454b-3-4-chatleff-conn-5c</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-1TVM5C1.png?v=1787911196</image:loc>
      <image:title>Source 1 / York S1-1TVM5C1 TXV Kit, R454B, 3/4&quot; Chatleff Conn 5C</image:title>
      <image:caption>Source 1 / York S1-1TVM5C1 TXV Kit, R454B, 3/4&quot; Chatleff Conn 5C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-1tvm5a1-txv-kit-r454b-3-4-chatleff-conn-5a</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-1TVM5C1.1.png?v=1787911198</image:loc>
      <image:title>Source 1 / York S1-1TVM5A1 TXV Kit, R454B, 3/4&quot; Chatleff Conn 5A</image:title>
      <image:caption>Source 1 / York S1-1TVM5A1 TXV Kit, R454B, 3/4&quot; Chatleff Conn 5A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02131419000-thermal-expansion-valve-washer</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02131419000.jpg?v=1787911200</image:loc>
      <image:title>Source 1 / York S1-02131419000 Thermal Expansion Valve Washer</image:title>
      <image:caption>Source 1 / York S1-02131419000 Thermal Expansion Valve Washer</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02202475700-v-port-valve-core</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02202475700.png?v=1787911202</image:loc>
      <image:title>Source 1 / York S1-02202475700 V Port Valve Core</image:title>
      <image:caption>Source 1 / York S1-02202475700 V Port Valve Core</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02322459000-3-8-base-valve-liquid-side</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02322459000.png?v=1787911203</image:loc>
      <image:title>Source 1 / York S1-02322459000 3/8&quot; Base Valve, Liquid Side</image:title>
      <image:caption>Source 1 / York S1-02322459000 3/8&quot; Base Valve, Liquid Side</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02435738000-furnace-door-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02435738000.png?v=1787911207</image:loc>
      <image:title>Source 1 / York S1-02435738000 Furnace Door Switch</image:title>
      <image:caption>Source 1 / York S1-02435738000 Furnace Door Switch</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/utica-42500828ac-pnl-srvc-door-psb-8sec-blue</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Utica 42500828AC PNL SRVC DOOR PSB 8SEC BLUE</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-ap23496-wiring-harness-s-o-v-extension</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Rheem AP23496 Wiring Harness - S.O.V Extension</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-018786f-pump-115v-230v-1ph-1-4hp-ss-w-2-1-2-flanges</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Raypak 018786F Pump, 115V/230V, 1PH, 1/4HP,  SS w/ 2-1/2&quot; Flanges</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02442227000-pressure-switch-0-60</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02442227000.png?v=1787911217</image:loc>
      <image:title>Source 1 / York S1-02442227000 Pressure Switch 0.60</image:title>
      <image:caption>Source 1 / York S1-02442227000 Pressure Switch 0.60</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02436240000-motor-condenser-1-4-hp-208-230v</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02436240000.png?v=1787911218</image:loc>
      <image:title>Source 1 / York S1-02436240000 Motor Condenser 1/4 HP, 208/230V</image:title>
      <image:caption>Source 1 / York S1-02436240000 Motor Condenser 1/4 HP, 208/230V</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02442228000-pressure-switch-0-60</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02442228000.png?v=1787911210</image:loc>
      <image:title>Source 1 / York S1-02442228000 Pressure Switch 0.60</image:title>
      <image:caption>Source 1 / York S1-02442228000 Pressure Switch 0.60</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02544124000-gas-valve-slow-open</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02544124000.png?v=1787911211</image:loc>
      <image:title>Source 1 / York S1-02544124000 Gas Valve, Slow Open</image:title>
      <image:caption>Source 1 / York S1-02544124000 Gas Valve, Slow Open</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02546848000-high-pressure-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02546848000.png?v=1787911216</image:loc>
      <image:title>Source 1 / York S1-02546848000 High Pressure Switch</image:title>
      <image:caption>Source 1 / York S1-02546848000 High Pressure Switch</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02810581000-compressor-isolator-neoprene</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02810581000.jpg?v=1787911217</image:loc>
      <image:title>Source 1 / York S1-02810581000 Compressor Isolator, Neoprene</image:title>
      <image:caption>Source 1 / York S1-02810581000 Compressor Isolator, Neoprene</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-2150396-control-display-board</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-2150396.jpg?v=1787911223</image:loc>
      <image:title>Source 1 / York S1-2150396 Control / Display Board</image:title>
      <image:caption>Source 1 / York S1-2150396 Control / Display Board</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/laars-re2344301-pcb-temperature-control-module-tekmar</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Laars RE2344301 PCB, Temperature Control Module, Tekmar</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30009482a-power-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30009482A Power Switch</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30026349a-dual-venturi-motor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30026349A Dual Venturi Motor</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/bosch-8-708-105-655-0-pilot-burner-for-gwh-425-hn</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/87081056550.jpg?v=1787911226</image:loc>
      <image:title>Bosch 8 708 105 655 0 Pilot Burner for GWH 425 HN</image:title>
      <image:caption>Bosch 8 708 105 655 0 Pilot Burner for GWH 425 HN</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-018783f-pump-115v-inline-ss-w-2-flanges-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Raypak 018783F Pump, 115V,  Inline, SS, w/ 2&quot; Flanges Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-009104f-stud-bolt-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 009104F Stud Bolt Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-012849f-2-stage-gas-valve-nat-3-4-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 012849F 2 Stage Gas Valve, NAT, 3/4&quot; Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-015997f-hsi-ignition-control-multi-try-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 015997F HSI Ignition Control, Multi Try Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-010795-d-11-outdoor-top</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Raypak 010795 D-11 Outdoor Top</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-008131f-main-burner-tray-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 008131F Main Burner Tray Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-20022744a-fan-packing</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 20022744A Fan Packing</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-20044452a-packing-ring-for-exhaust</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 20044452A Packing Ring for Exhaust</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-006533f-transformer-120-2450va-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 006533F Transformer, 120/2450VA Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-012767-d-11-outdoor-vent-termination-cap-air-intake-cover-5-hd201-hd301</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 012767 D-11 Outdoor Vent Termination Cap &amp; Air Intake Cover, 5&quot; - HD201-  HD301</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-012600f-injector-pump-115v-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 012600F Injector Pump, 115V Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-002327f-heat-exchanger-br-asme-kit-514</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 002327F Heat Exchanger, BR, ASME Kit - 514</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-rtg20235bc-tankless-water-heater-ignitor-coil</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Rheem RTG20235BC Tankless Water Heater Ignitor Coil</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-017875f-igniter-assembly-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 017875F Igniter Assembly Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-011888f-swirler-kit-503-1504-700a-1505a</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 011888F Swirler Kit - 503-1504 - 700A-1505A</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-32434558000-blower-venter-w-limit-gaskets</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-32434558000.png?v=1787911238</image:loc>
      <image:title>Source 1 / York S1-32434558000 Blower Venter w/ Limit &amp; Gaskets</image:title>
      <image:caption>Source 1 / York S1-32434558000 Blower Venter w/ Limit &amp; Gaskets</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02649692000-combustion-blower-motor-assembly-90-inducer</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02649692000.1.png?v=1787911239</image:loc>
      <image:title>Source 1/ York S1-02649692000 Combustion Blower Motor Assembly, 90% Inducer</image:title>
      <image:caption>Source 1/ York S1-02649692000 Combustion Blower Motor Assembly, 90% Inducer</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02440886000-condenser-motor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02440886000.png?v=1787911241</image:loc>
      <image:title>Source 1 / York S1-02440886000 Condenser Motor</image:title>
      <image:caption>Source 1 / York S1-02440886000 Condenser Motor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02322461000-7-8-service-valve</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02322461000.jpg?v=1787911241</image:loc>
      <image:title>Source 1 / York S1-02322461000 7/8&quot; Service Valve</image:title>
      <image:caption>Source 1 / York S1-02322461000 7/8&quot; Service Valve</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02427632001-air-pressure-switch-0-40-iwc-on-fall</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02427632001.png?v=1787911244</image:loc>
      <image:title>Source 1 / York S1-02427632001 Air Pressure Switch 0.40 IWC On Fall</image:title>
      <image:caption>Source 1 / York S1-02427632001 Air Pressure Switch 0.40 IWC On Fall</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02427634001-air-pressure-switch-0-65-iwc-on-fall</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02427634001.png?v=1787911244</image:loc>
      <image:title>Source 1 / York S1-02427634001 Air Pressure Switch 0.65 IWC On Fall</image:title>
      <image:caption>Source 1 / York S1-02427634001 Air Pressure Switch 0.65 IWC On Fall</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02427688001-low-pressure-switch-6-iwc-on-fall</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02427688001.png?v=1787911248</image:loc>
      <image:title>Source 1 / York S1-02427688001 Low Pressure Switch .6 IWC On Fall</image:title>
      <image:caption>Source 1 / York S1-02427688001 Low Pressure Switch .6 IWC On Fall</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-013948f-condensate-hose-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 013948F Condensate Hose Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-013945f-thermal-cut-off-fuse-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 013945F Thermal Cut-Off Fuse Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02435262000-air-pressure-switch-1-20-wc-on-fall</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02435262000.png?v=1787911250</image:loc>
      <image:title>Source 1 / York S1-02435262000 Air Pressure Switch 1.20 WC On Fall</image:title>
      <image:caption>Source 1 / York S1-02435262000 Air Pressure Switch 1.20 WC On Fall</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02435272000-air-pressure-switch-0-54-on-fall</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02435272000.png?v=1787911250</image:loc>
      <image:title>Source 1 / York S1-02435272000 Air Pressure Switch -0.54 On Fall</image:title>
      <image:caption>Source 1 / York S1-02435272000 Air Pressure Switch -0.54 On Fall</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-sp42576-burner-assembly-kit-ng</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Rheem SP42576 Burner Assembly Kit (NG)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-mdrkit01-domestic-ntc-sensor-modulating-delta</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube MDRKIT01 Domestic NTC Sensor (Modulating Delta)</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/amtrol-2704-487-393314-retrofit-kit-w-relay-7z-front-panel-w-mechanical-temp-control</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Amtrol 2704-487 (393314) Retrofit Kit w/ Relay &quot;7Z&quot;  Front Panel w/ Mechanical Temp Control</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7831631-cartridge-ov20-dn20-b2ta-b2tb</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7831631.png?v=1787911256</image:loc>
      <image:title>Viessmann 7831631 Cartridge OV20/DN20 B2TA / B2TB</image:title>
      <image:caption>Viessmann 7831631 Cartridge OV20/DN20 B2TA / B2TB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02435286000-air-pressure-switch-0-90-on-fall</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02435285000.png?v=1787911256</image:loc>
      <image:title>Source 1 / York S1-02435286000 Air Pressure Switch -0.90 On Fall</image:title>
      <image:caption>Source 1 / York S1-02435286000 Air Pressure Switch -0.90 On Fall</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02435978000-air-pressure-switch-0-67-iwc-on-fall-spno</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02435978000.jpg?v=1787911257</image:loc>
      <image:title>Source 1 / York S1-02435978000 Air Pressure Switch 0.67 IWC On Fall, SPNO</image:title>
      <image:caption>Source 1 / York S1-02435978000 Air Pressure Switch 0.67 IWC On Fall, SPNO</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02435979000-air-pressure-switch-0-15-iwc-on-fall-spno</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02435979000.png?v=1787911260</image:loc>
      <image:title>Source 1 / York S1-02435979000 Air Pressure Switch 0.15 IWC On Fall, SPNO</image:title>
      <image:caption>Source 1 / York S1-02435979000 Air Pressure Switch 0.15 IWC On Fall, SPNO</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02436332000-air-pressure-switch-0-10-iwc-on-fall-spno</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02436332000.jpg?v=1787911262</image:loc>
      <image:title>Source 1 / York S1-02436332000 Air Pressure Switch -0.10 IWC On Fall, SPNO</image:title>
      <image:caption>Source 1 / York S1-02436332000 Air Pressure Switch -0.10 IWC On Fall, SPNO</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02440877000-condensor-motor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02440877000.jpg?v=1787911262</image:loc>
      <image:title>Source 1 / York S1-02440877000 Condensor Motor</image:title>
      <image:caption>Source 1 / York S1-02440877000 Condensor Motor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/takagi-100074296-exhaust-thermistor-gasket-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/EX13L0_1jpg.jpg?v=1787919042</image:loc>
      <image:title>Takagi 100074296 Exhaust Thermistor Gasket Kit</image:title>
      <image:caption>|</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/bosch-8-738-702-561-0-bypass-valve</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/87387025610.jpg?v=1787911266</image:loc>
      <image:title>Bosch 8 738 702 561 0 Bypass Valve</image:title>
      <image:caption>Bosch 8 738 702 561 0 Bypass Valve</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/weil-mclain-590-317-535-circulator-gasket-single</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/590-317-535.jpg?v=1787919045</image:loc>
      <image:title>Weil-McLain 590-317-535 Circulator Gasket (Single)</image:title>
      <image:caption>|</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/weil-mclain-590-317-653-straight-tee-gasket-3-60-x-12-x-4-5</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/590-317-653.jpg?v=1787919043</image:loc>
      <image:title>Weil-McLain 590-317-653 Straight Tee Gasket, 3.60 x 12  x 4.5</image:title>
      <image:caption>|</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7828003-gasket-set-of-5-23x30x2-b2xx</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7828003.png?v=1787911268</image:loc>
      <image:title>Viessmann 7828003 Gasket  (Set of 5, 23x30x2) B2xx</image:title>
      <image:caption>Viessmann 7828003 Gasket  (Set of 5, 23x30x2) B2xx</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7827-948-o-ring-14-3x2-4-set-of-5-dhw-b2tx</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/7827948.png?v=1787911272</image:loc>
      <image:title>Viessmann 7827 948 O-Ring 14.3x2.4 (Set of 5, dhw) B2Tx</image:title>
      <image:caption>Viessmann 7827 948 O-Ring 14.3x2.4 (Set of 5, dhw) B2Tx</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-03109187000-control-board</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-03109187000.jpg?v=1787911273</image:loc>
      <image:title>Source 1 / York S1-03109187000 Control Board</image:title>
      <image:caption>Source 1 / York S1-03109187000 Control Board</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/slant-fin-660502000-hsi-ignitor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/660502000.jpg?v=1787911273</image:loc>
      <image:title>Slant/Fin 660502000 HSI Ignitor</image:title>
      <image:caption>Slant/Fin 660502000 HSI Ignitor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7459-304-conversion-kit-ng-lp-wb1b-26-35</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7459 304 Conversion Kit, NG &gt; LP - WB1B-26/35</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-007494f-transformer-120v-24v-100va-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 007494F Transformer - 120V, 24V, 100VA Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-d11-012766-outdoor-vent-termination-cap-air-intake-cover-4</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak D11-012766 Outdoor Vent Termination Cap &amp; Air Intake Cover, 4&quot;</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-011749f-burner-adapter-assembly-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 011749F Burner Adapter Assembly Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-011754f-burner-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 011754F Burner Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/uponor-5550040-wipex-fitting-4-pex-x-4-npt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Uponor 5550040 WIPEX Fitting - 4&quot; PEX x 4&quot; NPT</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/bosch-87082000690-pilot-injector-orifice-ea</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/87082000690.jpg?v=1787911281</image:loc>
      <image:title>Bosch 87082000690 Pilot  Injector, Orifice (ea)</image:title>
      <image:caption>Bosch 87082000690 Pilot  Injector, Orifice (ea)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/amtrol-700-30-1-8-ips-male-float-air-vent</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/700-30.png?v=1787911281</image:loc>
      <image:title>Amtrol  700-30 1/8&quot; IPS Male Float Air Vent</image:title>
      <image:caption>Amtrol  700-30 1/8&quot; IPS Male Float Air Vent</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02442395000-pressure-switch-1-20</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02442395000.jpg?v=1787911281</image:loc>
      <image:title>Source 1 / York S1-02442395000 Pressure Switch 1.20</image:title>
      <image:caption>Source 1 / York S1-02442395000 Pressure Switch 1.20</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02442415000-1-pole-contactor-40a-24v</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02442415000.png?v=1787911283</image:loc>
      <image:title>Source 1 / York S1-02442415000 1 Pole Contactor 40A,24V</image:title>
      <image:caption>Source 1 / York S1-02442415000 1 Pole Contactor 40A,24V</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02518452700-transformer-208-240v-24v-40va</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02518452700.png?v=1787911287</image:loc>
      <image:title>Source 1 / York S1-02518452700 Transformer 208/240V, 24V/40VA</image:title>
      <image:caption>Source 1 / York S1-02518452700 Transformer 208/240V, 24V/40VA</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02527747002-temperature-control-manual-close</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02527747002.png?v=1787911288</image:loc>
      <image:title>Source 1 / York S1-02527747002 Temperature Control Manual Close</image:title>
      <image:caption>Source 1 / York S1-02527747002 Temperature Control Manual Close</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02527773700-flame-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02527773700.jpg?v=1787911288</image:loc>
      <image:title>Source 1 / York S1-02527773700 Flame Sensor</image:title>
      <image:caption>Source 1 / York S1-02527773700 Flame Sensor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02529041005-limit-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02529041005.png?v=1787911289</image:loc>
      <image:title>Source 1 / York S1-02529041005 Limit Switch</image:title>
      <image:caption>Source 1 / York S1-02529041005 Limit Switch</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02529041007-limit-control-auto-reset</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02529041007.png?v=1787911293</image:loc>
      <image:title>Source 1 / York S1-02529041007 Limit Control Auto Reset</image:title>
      <image:caption>Source 1 / York S1-02529041007 Limit Control Auto Reset</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/zilmet-zep-1-stainless-steel-thermal-expansion-tank</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/ZEP-1.png?v=1787911294</image:loc>
      <image:title>Zilmet ZEP-1 Stainless Steel Thermal Expansion Tank</image:title>
      <image:caption>Zilmet ZEP-1 Stainless Steel Thermal Expansion Tank</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-008977f-relay-120-vac-spst-no-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 008977F Relay, 120 VAC, SPST, NO, Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-001877f-burner-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 001877F Burner Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-001635-b3-tank-aquastat-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 001635 B3 Tank Aquastat Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-017810f-pc-board-touch-screen-display</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 017810F PC Board Touch Screen Display</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-010333f-stack-adapter-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 010333F Stack Adapter Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-9560-183-pressure-relief-valve-3-4-x-3-4-60-psi</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 9560 183 Pressure Relief Valve - 3/4&quot; x 3/4&quot;, 60 PSI</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/htp-65118664-01-flow-group</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>HTP 65118664-01 Flow Group</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-002323f-heat-exchanger-ci-asme-kit-724</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 002323F Heat Exchanger, CI, ASME Kit - 724</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-010042f-air-combustion-blower-kit-207-407</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 010042F Air Combustion Blower Kit - 207-407</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-009688f-relay-24-vac-dpdt-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 009688F Relay, 24 VAC, DPDT Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-001998f-tube-bundle-133-133-asme-material-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 001998F Tube Bundle, 133/133 ASME, Material Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-016761f-temp-sensor-10k-8-kit-56-3006</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 016761F Temp Sensor, 10K 8, Kit - 56-3006</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-006021f-flue-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 006021F Flue Sensor</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-010026f-flow-switch-paddle-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 010026F Flow Switch Paddle Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-016750f-igniter-gasket-hsi</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 016750F Igniter Gasket - HSI</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-017997f-heat-exchanger-polymer-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 017997F Heat Exchanger Polymer Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/raypak-009554f-high-limit-40-180f-manual-reset-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>RayPak 009554F High Limit, 40-180F, Manual Reset Kit</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/takagi-100074673-flame-rod</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Takagi 100074673 Flame Rod</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02532606000-limit-switch-temperature-control</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02532606000.png?v=1787911311</image:loc>
      <image:title>Source 1 / York S1-02532606000 Limit Switch, Temperature Control</image:title>
      <image:caption>Source 1 / York S1-02532606000 Limit Switch, Temperature Control</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02535305000-gas-spark-igniter</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02535305000.png?v=1787911312</image:loc>
      <image:title>Source 1 / York S1-02535305000 Gas Spark Igniter</image:title>
      <image:caption>Source 1 / York S1-02535305000 Gas Spark Igniter</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02553185000-high-pressure-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02553185000.png?v=1787911312</image:loc>
      <image:title>Source 1 / York S1-02553185000 High Pressure Switch</image:title>
      <image:caption>Source 1 / York S1-02553185000 High Pressure Switch</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02553186000-low-pressure-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Source 1 / York S1-02553186000 Low Pressure Switch</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02554196002-pressure-switch-w-pigtail-wire-harness</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Source 1 / York S1-02554196002 Pressure Switch w/ Pigtail Wire Harness</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02619654012-blower-wheel-11-x-10</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02619654012.jpg?v=1787911317</image:loc>
      <image:title>Source 1 / York S1-02619654012 Blower Wheel 11 X 10</image:title>
      <image:caption>Source 1 / York S1-02619654012 Blower Wheel 11 X 10</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02647794000-propeller-fan-26-inch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02647794000.jpg?v=1787911318</image:loc>
      <image:title>Source 1 / York S1-02647794000 Propeller Fan - 26 INCH</image:title>
      <image:caption>Source 1 / York S1-02647794000 Propeller Fan - 26 INCH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02650615000-blower-wheel-11-8</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02619654012.1.jpg?v=1787911318</image:loc>
      <image:title>Source 1 / York S1-02650615000 Blower Wheel 11-8</image:title>
      <image:caption>Source 1 / York S1-02650615000 Blower Wheel 11-8</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-02818950000-control-board-assembly</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-02818950000.png?v=1787911319</image:loc>
      <image:title>Source 1 / York S1-02818950000 Control Board Assembly</image:title>
      <image:caption>Source 1 / York S1-02818950000 Control Board Assembly</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-03101932002-integrated-control-board</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-03101932002.jpg?v=1787911323</image:loc>
      <image:title>Source 1 / York S1-03101932002 Integrated Control Board</image:title>
      <image:caption>Source 1 / York S1-03101932002 Integrated Control Board</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-03102951001-single-stage-control-board</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-03102951001.jpg?v=1787911324</image:loc>
      <image:title>Source 1 / York S1-03102951001 Single Stage Control Board</image:title>
      <image:caption>Source 1 / York S1-03102951001 Single Stage Control Board</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-03102959000-blower-control-board</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-03102959000.jpg?v=1787911324</image:loc>
      <image:title>Source 1 / York S1-03102959000 Blower Control Board</image:title>
      <image:caption>Source 1 / York S1-03102959000 Blower Control Board</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-03103888000-furnace-circuit-board-two-stage</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-03103888000.png?v=1787911326</image:loc>
      <image:title>Source 1 / York S1-03103888000 Furnace Circuit Board Two Stage</image:title>
      <image:caption>Source 1 / York S1-03103888000 Furnace Circuit Board Two Stage</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-rewra631gwh-home-comfort-wifi-module-for-gas-water-heaters</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/REWRA631GWH.jpg?v=1787911329</image:loc>
      <image:title>Rheem REWRA631GWH Home Comfort Wifi Module for Gas Water Heaters</image:title>
      <image:caption>Rheem REWRA631GWH Home Comfort Wifi Module for Gas Water Heaters</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/navien-30023039a-lp-conversion-kit-nfb-nfb-175</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Navien 30023039A LP Conversion Kit - NFB, NFB-175</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/zilmet-zft8r-flat-rectangular-hydronic-wall-hung-expansion-tank</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/ZFT8R.jpg?v=1787911331</image:loc>
      <image:title>Zilmet ZFT8R Flat Rectangular Hydronic Wall Hung Expansion Tank</image:title>
      <image:caption>Zilmet ZFT8R Flat Rectangular Hydronic Wall Hung Expansion Tank</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/zilmet-zht18-30-hydronic-expansion-tank-4-8-gallon</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/ZHT18-30.png?v=1787911332</image:loc>
      <image:title>Zilmet ZHT18-30 Hydronic Expansion Tank - 4.8 Gallon</image:title>
      <image:caption>Zilmet ZHT18-30 Hydronic Expansion Tank - 4.8 Gallon</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/zilmet-zu0009-backflow-prevention-device-1-2-sweat</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/ZU0009.png?v=1787911334</image:loc>
      <image:title>Zilmet ZU0009 Backflow Prevention Device - 1/2&quot; Sweat</image:title>
      <image:caption>Zilmet ZU0009 Backflow Prevention Device - 1/2&quot; Sweat</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/zilmet-zu0008-backflow-prevention-device-1-2-npt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/ZU0009_d0b591f9-9f60-45cb-badc-206793cbeebc.png?v=1787911335</image:loc>
      <image:title>Zilmet ZU0008 Backflow Prevention Device - 1/2&quot; NPT</image:title>
      <image:caption>Zilmet ZU0008 Backflow Prevention Device - 1/2&quot; NPT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/zilmet-zu911-t-boiler-feed-backflow-combo-1-2-npt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/ZU911T.jpg?v=1787911336</image:loc>
      <image:title>Zilmet ZU911-T Boiler Feed Backflow Combo - 1/2&quot; NPT</image:title>
      <image:caption>Zilmet ZU911-T Boiler Feed Backflow Combo - 1/2&quot; NPT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/zilmet-zu911-p-boiler-feed-backflow-combo-1-2-press</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/ZU911S.jpg?v=1787911338</image:loc>
      <image:title>Zilmet ZU911-P Boiler Feed Backflow Combo - 1/2&quot; Press</image:title>
      <image:caption>Zilmet ZU911-P Boiler Feed Backflow Combo - 1/2&quot; Press</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/zilmet-zu0007-boiler-fill-valve-1-2-npt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/ZU0007.png?v=1787911340</image:loc>
      <image:title>Zilmet ZU0007 Boiler Fill Valve - 1/2&quot; NPT</image:title>
      <image:caption>Zilmet ZU0007 Boiler Fill Valve - 1/2&quot; NPT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/zilmet-zu0020-multi-isolation-valve-1-2-npt</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/ZU0020.png?v=1787911342</image:loc>
      <image:title>Zilmet ZU0020 Multi Isolation Valve - 1/2&quot; NPT</image:title>
      <image:caption>Zilmet ZU0020 Multi Isolation Valve - 1/2&quot; NPT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/zilmet-zbtk02rp-1-ips-press-boiler-trim-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/ZBTK02RP.png?v=1787911342</image:loc>
      <image:title>Zilmet ZBTK02RP 1&quot; IPS / PRESS Boiler Trim Kit</image:title>
      <image:caption>Zilmet ZBTK02RP 1&quot; IPS / PRESS Boiler Trim Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/zilmet-zbtk03rp-1-1-4-ips-press-boiler-trim-kit</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/ZBTK02RP_950f3b89-b61d-41e7-a0ae-0fd6e0e76c6c.png?v=1787911344</image:loc>
      <image:title>Zilmet ZBTK03RP 1-1/4&quot; IPS / PRESS Boiler Trim Kit</image:title>
      <image:caption>Zilmet ZBTK03RP 1-1/4&quot; IPS / PRESS Boiler Trim Kit</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/zilmet-ztpk-034-tankless-water-heater-protection-kit-3-4</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/ZTPK-034.png?v=1787911346</image:loc>
      <image:title>Zilmet ZTPK-034 Tankless Water Heater Protection Kit - 3/4&quot;</image:title>
      <image:caption>Zilmet ZTPK-034 Tankless Water Heater Protection Kit - 3/4&quot;</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/zilmet-zu911-s-boiler-feed-backflow-combo-1-2-sweat</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/ZU911S_cd9ef154-4c12-46cc-a4d7-0969387fccf5.jpg?v=1787911347</image:loc>
      <image:title>Zilmet ZU911-S Boiler Feed Backflow Combo - 1/2&quot; Sweat</image:title>
      <image:caption>Zilmet ZU911-S Boiler Feed Backflow Combo - 1/2&quot; Sweat</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-rtgh-s11i-ikonic-condensing-tankless-gas-water-heater</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/rtgh-sr11i-1_5d628a35-45a8-4760-a974-6c8c16d59e7a.jpg?v=1787911348</image:loc>
      <image:title>Rheem RTGH-S11i IKONIC Condensing Tankless Gas Water Heater</image:title>
      <image:caption>Rheem RTGH-S11i IKONIC Condensing Tankless Gas Water Heater</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-rtgh-sr10i-ikonic-condensing-tankless-gas-water-heater-w-recirculation-pump-1</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/rtgh-sr11i-1_288d1092-8b2b-40a6-8f33-465175e1d80d.jpg?v=1787911349</image:loc>
      <image:title>Rheem RTGH-SR10i IKONIC Condensing Tankless Gas Water Heater w/  Recirculation Pump-1</image:title>
      <image:caption>Rheem RTGH-SR10i IKONIC Condensing Tankless Gas Water Heater w/  Recirculation Pump-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/rheem-mts105345-marathon-thermal-storage-tanks</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/MTS.1.png?v=1787911351</image:loc>
      <image:title>Rheem MTS105345 Marathon® Thermal Storage Tanks</image:title>
      <image:caption>Rheem MTS105345 Marathon® Thermal Storage Tanks</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-03103893000-circuit-board</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-03103893000.png?v=1787911353</image:loc>
      <image:title>Source 1 / York S1-03103893000 Circuit Board</image:title>
      <image:caption>Source 1 / York S1-03103893000 Circuit Board</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-03103898000-circuit-board</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-03103898000.png?v=1787911354</image:loc>
      <image:title>Source 1 / York S1-03103898000 Circuit Board</image:title>
      <image:caption>Source 1 / York S1-03103898000 Circuit Board</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-1464759-transducer-press-refrig</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-1464759.png?v=1787911355</image:loc>
      <image:title>Source 1 / York S1-1464759 Transducer, Press, Refrig</image:title>
      <image:caption>Source 1 / York S1-1464759 Transducer, Press, Refrig</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-1511783-solenoid-coil-reversing-valve</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-1511783.png?v=1787911357</image:loc>
      <image:title>Source 1 / York S1-1511783 Solenoid Coil - Reversing Valve</image:title>
      <image:caption>Source 1 / York S1-1511783 Solenoid Coil - Reversing Valve</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-1820199-press-control-refrigeration-low-pressure</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-1820199.jpg?v=1787911359</image:loc>
      <image:title>Source 1 / York S1-1820199 Press Control - Refrigeration - Low Pressure</image:title>
      <image:caption>Source 1 / York S1-1820199 Press Control - Refrigeration - Low Pressure</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-1820200-low-pressure-switch</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Source 1 / York S1-1820200 Low Pressure Switch</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-1831029-temperature-sensor</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-1831029.jpg?v=1787911361</image:loc>
      <image:title>Source 1 / York S1-1831029 Temperature Sensor</image:title>
      <image:caption>Source 1 / York S1-1831029 Temperature Sensor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/viessmann-7839-647-connector-d21-htg-ret-b2hx-68-125</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Viessmann 7839 647 Connector D21 (htg.ret) B2Hx 68-125</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/triangle-tube-parkit20-venturi-valve</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Triangle Tube PARKIT20 Venturi Valve</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-1997287-reversing-valve-3-8-x-5-8</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-1997287.png?v=1787911365</image:loc>
      <image:title>Source 1 / York S1-1997287 Reversing Valve 3/8&quot; x 5/8&quot;</image:title>
      <image:caption>Source 1 / York S1-1997287 Reversing Valve 3/8&quot; x 5/8&quot;</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-1br0514-bottom-rack-filter-33-furn-galvanized-14-5</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-1BR0514.jpg?v=1787911366</image:loc>
      <image:title>Source 1 / York S1-1BR0514 Bottom Rack Filter 33&quot;Furn Galvanized,14.5</image:title>
      <image:caption>Source 1 / York S1-1BR0514 Bottom Rack Filter 33&quot;Furn Galvanized,14.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-1br0517-bottom-rack-filter-33-furn-galvanized-17-5</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-1BR0517.jpg?v=1787911368</image:loc>
      <image:title>Source 1 / York S1-1BR0517 Bottom Rack Filter - 33&quot; Furn, Galvanized, 17.5</image:title>
      <image:caption>Source 1 / York S1-1BR0517 Bottom Rack Filter - 33&quot; Furn, Galvanized, 17.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-1br0521-bottom-rack-filter-33-furn-galvanized-21</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-1BR0521.jpg?v=1787911368</image:loc>
      <image:title>Source 1 / York S1-1BR0521 Bottom Rack Filter - 33&quot; Furn, Galvanized, 21</image:title>
      <image:caption>Source 1 / York S1-1BR0521 Bottom Rack Filter - 33&quot; Furn, Galvanized, 21</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-2004319-refrigeration-pressure-transducer</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/S1-2004319.jpg?v=1787911370</image:loc>
      <image:title>Source 1 / York S1-2004319 Refrigeration Pressure Transducer</image:title>
      <image:caption>Source 1 / York S1-2004319 Refrigeration Pressure Transducer</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/source-1-york-s1-2337671-5-pole-terminal-block-20a-300v-18awg</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/bhs-no-image-placeholder.png?v=1790937266</image:loc>
      <image:title>Source 1 / York S1-2337671 5 Pole Terminal Block 20A, 300V, 18AWG</image:title>
      <image:caption>Boston Heating Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/amtrol-rp-14p-pressuriser-plus-water-pressure-booster-system</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/AMTROLRP.jpg?v=1787911373</image:loc>
      <image:title>Amtrol RP-14P Pressuriser® Plus - Water Pressure Booster System</image:title>
      <image:caption>Amtrol RP-14P Pressuriser® Plus - Water Pressure Booster System</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/amtrol-rp-20p-pressuriser-plus-water-pressure-booster-system</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/AMTROLRP_d59cb87d-7e85-4fd2-ba81-1cc89d006b8b.jpg?v=1787911374</image:loc>
      <image:title>Amtrol RP-20P Pressuriser® Plus - Water Pressure Booster System</image:title>
      <image:caption>Amtrol RP-20P Pressuriser® Plus - Water Pressure Booster System</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.bostonheatingsupply.com/products/amtrol-rp-34p-pressuriser-plus-water-pressure-booster-system</loc>
    <lastmod>2026-11-13T13:53:23-05:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0785/5895/3645/files/AMTROLRP_6768ec85-ce4c-4371-a5a7-a8a840d54288.jpg?v=1787911375</image:loc>
      <image:title>Amtrol RP-34P Pressuriser® Plus - Water Pressure Booster System</image:title>
      <image:caption>Amtrol RP-34P Pressuriser® Plus - Water Pressure Booster System</image:caption>
    </image:image>
  </url>
</urlset>
