{"product_id":"bell-gossett-1bn317lf-pt-5-potable-water-expansion-tank","title":"Bell \u0026 Gossett 1BN317LF PT-5 Potable Water Expansion Tank","description":"\u003cp\u003eEfficiently manage thermal expansion in your potable water system with the \u003cstrong\u003eBell \u0026amp; Gossett PT-5\u003c\/strong\u003e expansion tank, identified by part number \u003cstrong\u003e1BN317LF\u003c\/strong\u003e. This high-quality vessel is specifically engineered to absorb excess water volume created during the heating process, protecting your water heater and plumbing components from the damaging effects of pressure spikes.\u003c\/p\u003e\u003cp\u003eThe unit features a pre-charged air cushion separated from the potable water supply by a durable butyl diaphragm. When the water temperature rises, the excess fluid is pushed into the tank, compressing the air cushion and allowing the system to operate safely within pressure limits without the need for a pressure relief valve discharge.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Regulation:\u003c\/strong\u003e Effectively stabilizes system pressure to prevent thermal expansion damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Safety:\u003c\/strong\u003e Incorporates a food-grade diaphragm to ensure potable water quality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Durability:\u003c\/strong\u003e Extends the service life of water heaters and downstream plumbing fixtures.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for residential and light commercial domestic hot water systems, specifically designed for use with hot water heaters and storage tanks to manage thermal expansion safely.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43127814651998,"sku":"1BN317LF","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/1BN317LF_image_66928246-830c-44e9-a6e0-4aa45a9c2067.jpg?v=1786057881","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-1bn317lf-pt-5-potable-water-expansion-tank","provider":"National Boiler Supply","version":"1.0","type":"link"}