{"product_id":"taco-cx30-125-8-gal-diaphragm-expansion-tank","title":"Taco CX30-125 8 Gal Diaphragm Expansion Tank","description":"\u003cp\u003eEfficiently manage thermal expansion and system pressure in your hydronic heating loop with the \u003cstrong\u003eCX30-125\u003c\/strong\u003e, an 8-gallon diaphragm expansion tank from Taco. This durable unit is engineered to accommodate expanded water volume as temperatures rise, preventing pressure spikes that can cause relief valve discharge or component stress.\u003c\/p\u003e\u003cp\u003eThe Taco Series CX design utilizes a high-quality internal diaphragm to create a permanent barrier between the system water and the air cushion. By preventing air from absorbing into the water, the tank effectively eliminates common issues such as corrosion, pump cavitation, and circulation noise, ensuring long-term system integrity.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Regulation:\u003c\/strong\u003e Maintains consistent system pressure to prevent unnecessary relief valve venting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir Separation:\u003c\/strong\u003e Permanent diaphragm barrier prevents water-logged tanks and oxygen-related corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Durability:\u003c\/strong\u003e Rugged steel shell construction built for long-term installation reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydronic Efficiency:\u003c\/strong\u003e Optimized volume capacity supports residential and light commercial heating loops.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for closed-loop hydronic heating systems, radiant floor heating setups, and boiler installations requiring consistent pressure stabilization and oxygen exclusion.\u003c\/p\u003e","brand":"Taco","offers":[{"title":"Default Title","offer_id":43136489455710,"sku":"CX30-125","price":2561.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/CX30_125_image_e15ad499-fc62-490d-a8ca-9ec8431b43a4.png?v=1786138625","url":"https:\/\/nationalboilersupply.com\/products\/taco-cx30-125-8-gal-diaphragm-expansion-tank","provider":"National Boiler Supply","version":"1.0","type":"link"}