{"product_id":"bell-gossett-110199lf-model-8-dual-unit-relief-valve","title":"Bell \u0026 Gossett 110199LF Model 8 Dual Unit Relief Valve","description":"\u003cp\u003eThe Model 8 dual‑unit relief valve safeguards boiler and heating systems by venting excess pressure, ensuring safe operation and consistent performance. The **110199LF** Bell \u0026amp; Gossett Model 8 valve is engineered for commercial and industrial hydronic applications.\u003c\/p\u003e\u003cp\u003eWhen system pressure exceeds the set point, the valve’s spring‑loaded pop‑petal opens, directing water to a discharge line. The dual‑unit design provides separate high‑pressure and low‑pressure relief functions, allowing precise control and easy service without system shutdown.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Relief Accuracy:\u003c\/strong\u003e Maintains set‑point tolerance within ±2 psi.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Capacity:\u003c\/strong\u003e Handles up to 250 gpm at full opening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Durability:\u003c\/strong\u003e Cast iron body with stainless‑steel internal components for corrosion resistance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for boiler pressure protection, fire‑pump systems, chilled‑water loops, and any hydronic circuit requiring reliable over‑pressure safety.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43123843760222,"sku":"110199LF","price":202.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/110199LF_image_dd810327-6e62-4ac8-b02f-31731a1a59e6.jpg?v=1786020025","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-110199lf-model-8-dual-unit-relief-valve","provider":"National Boiler Supply","version":"1.0","type":"link"}