{"product_id":"asme-series-174a-75-water-pressure-relief-valve-1","title":"ASME Series 174A-75 Water Pressure Relief Valve 1-1\/4 Inch For Boiler And Hot Water Systems, Heavy-Duty No-Nonsense Safety Valve To Prevent Overpressure In Domestic Water Heaters","description":"\u003cdiv\u003eASME 174A-75 1-1\/4 in Water Pressure Relief Valve, Single\u003cbr\u003e\n✔️ 1-1\/4 in valve, bronze body, NPT, 30 to 150 psi, BTU\/hr 650k to 14.37M \u003cp\u003eASME Series 174A-75 water pressure relief valves protect hot water boilers and domestic water heaters from dangerous overpressure by venting when the set pressure is exceeded. This 1-1\/4 in valve is designed for emergency safety relief in hot water heating systems and is intended to prevent water damage from overpressure scenarios.\u003c\/p\u003e \u003cp\u003e✅ Bronze body with female NPT inlet and female NPT outlet (drain connections).\u003cbr\u003e✅ Standard 30 psi setting with 30 to 150 psi range in 5 psi increments; rated BTU\/hr 650k to 14.37M.\u003cbr\u003e✅ 3\/4 to 2 in (20 to 50 mm) seat located above drain; water cannot be trapped and sediment cannot foul seat.\u003cbr\u003e✅ Non-mechanical seat-to-disc alignment prevents sticking or freezing; high-temperature sealing insulates spring parts from water during relief.\u003cbr\u003e✅ Designed for emergency safety relief, not as an operating control.\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a water pressure relief valve used for in residential boilers and hot water systems?\u003c\/p\u003e \u003cp\u003eThis handy safety valve vents excess pressure from boilers and domestic hot water systems.\u003c\/p\u003e\n- Protects boilers and hot water heaters by venting excess pressure at the set point (30 to 150 psi).\u003cbr\u003e\n- Bronze body with female NPT inlet and outlet; stainless steel spring provides durability.\u003cbr\u003e\n- Above-drain seat design reduces water trapping and sediment fouling.\u003cbr\u003e\n- Not for use as an operating control; it's an emergency safety relief device.\u003cbr\u003e✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49121541030123,"sku":"VXB001B1JGRK","price":677.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/vxb.com\/products\/asme-series-174a-75-water-pressure-relief-valve-1","provider":"VXB Bearings","version":"1.0","type":"link"}