{"product_id":"water-worker-steel-gas-boiler-system-expansion-tank-15-in-h-x-11-5-in-l-x-11-5-in-w","title":"Water Worker Steel Gas Boiler System Expansion Tank 15 in. H X 11.5 in. L X 11.5 in. W","description":"\u003cp\u003eWater Worker pre-charged boiler expansion tank for closed-loop hydronic heating systems using baseboards or radiators. A heavy-duty diaphragm flexes against an air cushion to maintain a safe operating pressure. Maximum temperature of 240 degrees Fahrenheit. Maximum working pressure of 100 PSI. Pre-charged to 12 PSI. 1\/2\" NPTM. Capacity: 4.4 gallons. Easy to install. Compatible with all types of boiler heating systems. Durable, long-lasting steel tank. Effectively controls system pressure. Heavy-duty diaphragm for long life. Air-tight cushion - factory pre-charged to 12 psig. Maximum working pressure: 100 psig. Maximum operating temperature: 240 degrees Fahrenheit. Boiler BTU Rating: 75,000 to 150,000. 32 ES\u003c\/p\u003e","brand":"WATER WORKER","offers":[{"title":"Default Title","offer_id":44535164010519,"sku":"EJD4905428","price":73.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0136\/0537\/1963\/files\/4905428_A.eps_MAX.jpg?v=1771015964","url":"https:\/\/everydaysupplyco.com\/products\/water-worker-steel-gas-boiler-system-expansion-tank-15-in-h-x-11-5-in-l-x-11-5-in-w","provider":"Everyday Supply Co","version":"1.0","type":"link"}