{"product_id":"watts-f121465-relief-valve","title":"Watts F121465 Relief Valve","description":"\u003cp data-start=\"0\" data-end=\"295\"\u003eThe Watts F121465 LF174A 50 FS is a 3\/4-inch lead-free pressure relief valve designed for boiler, hydronic heating, and hot water system protection. Rated at 50 PSI, this valve helps prevent excessive pressure buildup that can damage boilers, piping, storage tanks, and connected HVAC equipment.\u003c\/p\u003e\n\u003cp data-start=\"297\" data-end=\"644\"\u003eIn residential and commercial hydronic systems, pressure relief valves are critical safety components that automatically discharge excess pressure to maintain safe operating conditions. This model also includes a flood sensor configuration that helps monitor discharge or leakage conditions near the relief outlet for additional system protection.\u003c\/p\u003e\n\u003cp data-start=\"646\" data-end=\"840\"\u003eTechnicians commonly install the LF174A 50 FS in closed-loop heating systems, commercial boiler assemblies, and mechanical room applications where dependable overpressure protection is required.\u003c\/p\u003e\n\u003cp data-start=\"842\" data-end=\"855\"\u003eKey benefits:\u003c\/p\u003e\n\u003cul data-start=\"856\" data-end=\"1167\"\u003e\n\u003cli data-section-id=\"18r4zdg\" data-start=\"856\" data-end=\"918\"\u003e50 PSI pressure protection for hydronic and boiler systems\u003c\/li\u003e\n\u003cli data-section-id=\"sfq57q\" data-start=\"919\" data-end=\"976\"\u003eLead-free construction for potable water applications\u003c\/li\u003e\n\u003cli data-section-id=\"2w0nlp\" data-start=\"977\" data-end=\"1037\"\u003eHelps protect boilers and piping from excessive pressure\u003c\/li\u003e\n\u003cli data-section-id=\"1lpp9dn\" data-start=\"1038\" data-end=\"1104\"\u003eIntegrated flood sensor supports leak and discharge monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"ltb2xg\" data-start=\"1105\" data-end=\"1167\"\u003eSuitable for residential and commercial HVAC installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1169\" data-end=\"1493\"\u003eCommon questions:\u003cbr\u003eWhat does this valve do? It relieves excess pressure to help protect the system from damage.\u003cbr data-start=\"1279\" data-end=\"1282\"\u003eWhat is the flood sensor used for? It helps detect discharge or leakage events near the valve outlet.\u003cbr data-start=\"1383\" data-end=\"1386\"\u003eWhere is this valve commonly installed? On boilers, hydronic heating systems, and hot water applications.\u003c\/p\u003e\n\u003cp data-start=\"1495\" data-end=\"1689\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eDisclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eF121465 is the cross for 0121465 \u003c\/span\u003e\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":43061269233842,"sku":"F121465","price":454.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/ac-parts-1000x1000_068dd76a-f01d-4183-b904-fcbe7e2b2808.webp?v=1752267080","url":"https:\/\/www.gsistore.com\/products\/watts-f121465-relief-valve","provider":"GSIstore","version":"1.0","type":"link"}