{"product_id":"armstrong-573100-012-a1000-l-expansion-tank","title":"Armstrong 573100-012 A1000-L Expansion Tank","description":"\u003cp\u003eEfficiently manage thermal expansion in your hydronic heating or cooling system with the \u003cstrong\u003eArmstrong 573100-012\u003c\/strong\u003e, also identified as the \u003cstrong\u003eA1000-L\u003c\/strong\u003e expansion tank. This critical component prevents dangerous pressure spikes by providing a controlled space for fluid volume fluctuations, ensuring the longevity and reliability of your entire piping network.\u003c\/p\u003e\u003cp\u003eThis tank utilizes a flexible diaphragm design to create a pressurized cushion of air that absorbs excess fluid as it heats and expands. By maintaining optimal system pressure, it significantly reduces the stress on boilers, pumps, and valves, effectively minimizing the risk of leaks and system damage caused by thermal cycling.\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 operational pressure to protect system integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Management:\u003c\/strong\u003e Accommodates fluid expansion to prevent safety relief valve discharge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Durability:\u003c\/strong\u003e Engineered for rugged performance in residential and light commercial hydronic environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for closed-loop hydronic heating systems, radiant floor installations, and boiler-fed cooling systems requiring precise pressure stabilization.\u003c\/p\u003e","brand":"Armstrong","offers":[{"title":"Default Title","offer_id":43133421355102,"sku":"573100-012","price":10323.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/573100_012_image_7a1dccca-d4b4-4059-8324-e908be8636a9.png?v=1786105701","url":"https:\/\/nationalboilersupply.com\/products\/armstrong-573100-012-a1000-l-expansion-tank","provider":"National Boiler Supply","version":"1.0","type":"link"}