{"product_id":"bell-gossett-1bn363lf-pta-452-bladder-style-expansion-tank","title":"Bell \u0026 Gossett 1BN363LF PTA-452 Bladder-Style Expansion Tank","description":"\u003cp\u003eEfficiently manage thermal expansion in domestic water systems with the \u003cstrong\u003eBell \u0026amp; Gossett 1BN363LF\u003c\/strong\u003e, also identified as model \u003cstrong\u003ePTA-452\u003c\/strong\u003e. This high-capacity bladder tank is engineered to absorb volumetric fluctuations in pressurized water, effectively preventing relief valve discharge and safeguarding system infrastructure from the mechanical stress caused by pressure buildup.\u003c\/p\u003e\u003cp\u003eThe unit features a heavy-duty steel shell housing a replaceable, FDA-approved butyl bladder. By isolating system water from the inner steel walls, this design prevents corrosion and contamination, ensuring clean water delivery and extended vessel service life even in demanding commercial and institutional plumbing applications.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Regulation:\u003c\/strong\u003e Absorbs expanded water volume to maintain stable system pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Isolation:\u003c\/strong\u003e Utilizes a replaceable butyl bladder to keep system water separate from the steel shell.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability Standard:\u003c\/strong\u003e ASME-constructed vessel designed for long-term reliability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for commercial domestic water heating systems, large-scale residential plumbing networks, and institutional water storage setups where thermal expansion control is required.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43127914430558,"sku":"1BN363LF","price":14844.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/1BN363LF_image_2fa56999-b6b5-4723-ac5f-0fc6caf35cef.png?v=1786059080","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-1bn363lf-pta-452-bladder-style-expansion-tank","provider":"National Boiler Supply","version":"1.0","type":"link"}