{"product_id":"amtrol-st-5-thermal-expansion-tank-2-gallon","title":"Amtrol ST-5 Thermal Expansion Tank 2 Gallon","description":"\u003cp\u003e\u003cstrong\u003eIntended Use: \u003c\/strong\u003e\u003c\/p\u003eThe Amtrol ST-5 2 Gallon Thermal Expansion Tank helps to control pressure build-up in closed, hot water systems. The ST-5 features a butyl diaphragm and a stainless steel system connection. \u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e:\u003cul\u003e\n\u003cli\u003eButyl diaphragm \u003c\/li\u003e\n\u003cli\u003eEliminates wasted energy and water\u003c\/li\u003e\n\u003cli\u003e3\/4\" NPTM stainless steel connection\u003c\/li\u003e\n\u003cli\u003eMax operation temperature:  200°F\u003c\/li\u003e\n\u003cli\u003eMax working pressure:  150 psi\u003c\/li\u003e\n\u003cli\u003ePre-charged to 40 psi\u003c\/li\u003e\n\u003c\/ul\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Be sure to measure the system water pressure using a water pressure gauge, and make sure that the air pressure in the thermal expansion tank is the same as the system pressure. The thermal expansion tank is pre-charged to 40 psi. Verify the charge of the tank using a tank pressure gauge.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e","brand":"Amtrol","offers":[{"title":"Default Title","offer_id":45445087559831,"sku":"ST-5","price":39.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0416\/1440\/9879\/files\/cdfx44z4wwihzmjtp2nz.jpg?v=1781184913","url":"https:\/\/neosupply.com\/products\/amtrol-st-5-thermal-expansion-tank-2-gallon","provider":"NeoSupply","version":"1.0","type":"link"}