{"product_id":"bell-gossett-117638-fs-2-flo-setter-ii-balancing-valve","title":"Bell \u0026 Gossett 117638 FS-2 Flo Setter II Balancing Valve","description":"\u003cp\u003eMaintaining accurate flow rates is essential for optimal HVAC efficiency, and the \u003cstrong\u003eFS-2 Flo Setter II\u003c\/strong\u003e valve, part number \u003cstrong\u003e117638\u003c\/strong\u003e, provides a precise solution for balancing hydronic heating and cooling circuits. By simplifying the commissioning process, this valve ensures that each zone receives the exact amount of fluid required to meet design specifications, preventing energy waste and uneven temperature distribution.\u003c\/p\u003e\u003cp\u003eThe mechanism operates through an integrated flow-measuring device that allows for real-time visualization and adjustment. By utilizing the built-in scale, technicians can quickly calibrate the system without needing additional portable meters, effectively streamlining maintenance and installation workflows.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Calibration:\u003c\/strong\u003e Enables exact flow regulation to improve overall system distribution efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisual Flow Monitoring:\u003c\/strong\u003e Built-in measurement scale removes the need for external differential pressure gauges.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable Construction:\u003c\/strong\u003e Engineered to withstand the demands of commercial and residential hydronic environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for use in hydronic heating systems, chilled water loops, and solar thermal installations requiring consistent, manual flow control.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43124090634334,"sku":"117638","price":559.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/117638_image_41164186-ebf5-485d-9955-38a71cec5007.png?v=1786033204","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-117638-fs-2-flo-setter-ii-balancing-valve","provider":"National Boiler Supply","version":"1.0","type":"link"}