{"product_id":"bell-gossett-116482-b165-asme-bladder-expansion-tank","title":"Bell \u0026 Gossett 116482 B165 ASME Bladder Expansion Tank","description":"\u003cp\u003eEfficiently manage thermal expansion in your hydronic heating or cooling system with the \u003cstrong\u003eBell \u0026amp; Gossett 116482\u003c\/strong\u003e B165 ASME bladder expansion tank. This pre-charged unit is engineered to maintain consistent system pressure, effectively compensating for water volume fluctuations as temperatures rise and fall during normal operation.\u003c\/p\u003e\u003cp\u003eThe tank features a heavy-duty internal bladder that creates a positive barrier between the system water and the pre-charged air cushion. This specialized separation prevents water logging and significantly reduces oxygen corrosion, ensuring longevity for your pumps, valves, and piping infrastructure.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eASME Certified:\u003c\/strong\u003e Built to rigorous pressure vessel codes for maximum safety and durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Separation:\u003c\/strong\u003e Industrial-grade bladder prevents contact between water and steel, inhibiting corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Management:\u003c\/strong\u003e Accurately absorbs expansion forces to protect system components from pressure spikes.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for commercial hydronic heating, industrial chilled water systems, and large-scale residential mechanical rooms requiring consistent ASME-rated pressure regulation.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43124050231390,"sku":"116482","price":4056.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/116482_image_a06b3aab-832b-48a7-b3a8-93e94fb920b0.png?v=1786030362","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-116482-b165-asme-bladder-expansion-tank","provider":"National Boiler Supply","version":"1.0","type":"link"}