{"product_id":"watts-0066606-etx-30-non-potable-water-expansion-tank","title":"Watts 0066606 ETX-30 Non-potable Water Expansion Tank","description":"\u003ca href=\"https:\/\/www.watts.com\/dfsmedia\/0533dbba17714b1ab581ab07a4cbb521\/12033-source\/1915894-pdf\" target=\"_blank\"\u003eInstallation Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.watts.com\/dfsmedia\/0533dbba17714b1ab581ab07a4cbb521\/12243-source\/es-etx-etsx-pdf\" target=\"_blank\"\u003eSpecification Sheet \u003c\/a\u003e\u003cbr\u003e\u003cp class=\"lead-free\"\u003eLead Free: Not In Scope\u003c\/p\u003e\u003cp class=\"short-description--series\" itemprop=\"description\"\u003eNon-potable Water Expansion Tank, 1\/2 In MNPT Connection, Tank Volume 4.5 Gallons, Mounts To Supply Piping\u003c\/p\u003e\u003cdiv class=\"product__additional-details js-jump-links-target js-jump-links-default-label\"\u003e\u003cp\u003eThis non-potable water expansion tank is designed for use in commercial and residential closed loop hydronic heating system piping to control the thermal expansion of hot water and maintain system pressure below the relief setting of the relief valve. This carbon steel tank is pre-charged at 12 psi, tank volume is 4.5 gallons and features a durable expansion membrane that prevents contact of the water with the air in the tank. This rugged butyl diaphragm minimizes loss of the air change and ensures long and trouble-free life for the system. This tank is made of carbon steel with epoxy finish, mounts to supply piping, 1\/2 inch MNPT system connection and a 0.302-32 inch charging valve connection (standard tire valve) to facilitate on-site charging of the tank to meet system requirements. The maximum working pressure is 75 psi (5.3 bar).\u003c\/p\u003e\u003c\/div\u003e\u003cdiv class=\"product__additional-details\"\u003e\n\u003cp class=\"js-jump-links-target\"\u003e\u003cb\u003eFeatures\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRugged flexible butyl diaphragm\u003c\/li\u003e\n\u003cli\u003ePrecharged to 12 psi\u003c\/li\u003e\n\u003cli\u003eSteel construction\u003c\/li\u003e\n\u003cli\u003eInline and free standing models\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003ctable class=\"product__specifications\" style=\"width: 375px;\" border=\"1\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003cth colspan=\"2\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir Precharge\u003c\/td\u003e\n\u003ctd\u003e12 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir Valve\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBladder Material\u003c\/td\u003e\n\u003ctd\u003eButyl\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eWatts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuy American Act Compliant\u003c\/td\u003e\n\u003ctd\u003eNO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eGray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e11 IN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEAN\u003c\/td\u003e\n\u003ctd\u003e098268219357\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectricity Required\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuel Gauge\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInlet Connection Size\u003c\/td\u003e\n\u003ctd\u003e1\/2 IN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInlet Connection Size-Metric\u003c\/td\u003e\n\u003ctd\u003e15 MM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInlet Connection Type\u003c\/td\u003e\n\u003ctd\u003eMale Threaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInlet Thread Type\u003c\/td\u003e\n\u003ctd\u003eNPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLead Free\u003c\/td\u003e\n\u003ctd\u003eNot In Scope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLiner Material\u003c\/td\u003e\n\u003ctd\u003eDoes Not Apply To Product\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Operating Temperature-Fahrenheit\u003c\/td\u003e\n\u003ctd\u003e220\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Working Pressure-PSI\u003c\/td\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003ePipe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrientation\u003c\/td\u003e\n\u003ctd\u003eVertical \/ Horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e0066606\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eETX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStand Included\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTank Acceptance\u003c\/td\u003e\n\u003ctd\u003e2.5 Gallons at 12 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTank Height\u003c\/td\u003e\n\u003ctd\u003e14 IN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTank Material\u003c\/td\u003e\n\u003ctd\u003eCarbon Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTank Volume\u003c\/td\u003e\n\u003ctd\u003e4.5 Gallon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":47344087892141,"sku":"0066606","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/5895\/3645\/files\/ETX-30_0066606_angle.jpg?v=1787917905","url":"https:\/\/www.bostonheatingsupply.com\/products\/watts-0066606-etx-30-non-potable-water-expansion-tank","provider":"Boston Heating Supply","version":"1.0","type":"link"}