{"product_id":"bell-gossett-113230-tpv-3-4sf-tank-purge-valve","title":"Bell \u0026 Gossett 113230 TPV-3\/4SF Tank Purge Valve","description":"\u003cp\u003eMaintaining proper hydronic system pressure and removing trapped air is essential for efficient heat transfer, and the \u003cstrong\u003eBell \u0026amp; Gossett 113230 TPV-3\/4SF Tank Purge Valve\u003c\/strong\u003e provides a reliable solution for your installation. This specialized valve allows technicians to isolate, purge, and drain the expansion tank circuit, ensuring that air pockets do not interfere with boiler performance or lead to noisy, inefficient system operation.\u003c\/p\u003e\u003cp\u003eDesigned to facilitate easier maintenance, this valve creates a bypass loop that allows for the purging of the expansion tank without draining the entire hydronic system. By utilizing the \u003cstrong\u003eTPV-3\/4SF\u003c\/strong\u003e configuration, the installer can effectively purge air from the tank and verify pressure levels quickly, reducing downtime during routine seasonal boiler service and hydronic loop inspections.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimplified Maintenance:\u003c\/strong\u003e Facilitates rapid purging of expansion tanks without total system draining.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Built to Bell \u0026amp; Gossett’s rigorous standards for hydronic control component longevity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Control:\u003c\/strong\u003e Enables accurate isolation and pressure verification within the purge circuit.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Primarily used in residential and light commercial hydronic heating systems requiring frequent air management or expansion tank isolation for service and pressure maintenance.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43123961331806,"sku":"113230","price":94.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/113230_image_cd72728f-e6b9-4659-90ab-1ced89cf8848.png?v=1786026460","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-113230-tpv-3-4sf-tank-purge-valve","provider":"National Boiler Supply","version":"1.0","type":"link"}