{"product_id":"bell-gossett-110197lf-dual-unit-valve-with-fast-fill","title":"Bell \u0026 Gossett 110197LF Dual Unit Valve with Fast Fill","description":"\u003cp\u003eThe dual‑unit valve offers precise flow control and rapid system charging for commercial hydronic heating and cooling loops. Model \u003cstrong\u003e110197LF\u003c\/strong\u003e integrates Bell \u0026amp; Gossett’s fast‑fill technology, reducing fill times while maintaining reliable operation.\u003c\/p\u003e\u003cp\u003eIt combines a primary shut‑off valve with a secondary bypass, allowing the system to be filled at full pressure without exposing downstream components to water hammer. The fast‑fill feature uses a dedicated inlet that directs water directly into the loop, expediting the charging process.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRapid Fill Rate:\u003c\/strong\u003e Enables system charging up to 1.5 gal\/min per inch of pipe.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Rating:\u003c\/strong\u003e Certified for up to 300 psi operating pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e Operates reliably from -20 °F to 260 °F.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeak‑tight Seal:\u003c\/strong\u003e Full‑metal body construction ensures long‑term durability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for commercial boilers, chillers, heat exchangers, and large‑capacity HVAC hydronic loops requiring quick start‑up and precise flow regulation.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43123840417886,"sku":"110197LF","price":215.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/110197LF_image_a11f76ed-af36-44ef-b33a-df67d51fb895.png?v=1786019900","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-110197lf-dual-unit-valve-with-fast-fill","provider":"National Boiler Supply","version":"1.0","type":"link"}