{"product_id":"brass-pressure-reducing-safety-valve-g1-2-dn15-075mpa-water-heater","title":"Brass Pressure Reducing Safety Valve G1\/2\" DN15 0.75MPa","description":"\u003ch2\u003eBrass Pressure Reducing Safety Valve — G1\/2\" DN15 0.75MPa\u003c\/h2\u003e\n\u003cp\u003eKeep your electric water heater running safely and efficiently with this heavy-duty \u003cstrong\u003ebrass pressure reducing valve\u003c\/strong\u003e. Designed for standard G1\/2\" (DN15) cold water inlets, it automatically manages tank pressure to prevent backflow and protect your water heater from damage — extending its service life and helping avoid costly repairs.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrevents water backflow\u003c\/strong\u003e — built-in check structure stops reverse water flow into the supply line\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAutomatic pressure regulation\u003c\/strong\u003e — set relief pressure of 0.75MPa keeps your water heater tank operating within safe limits\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal compatibility\u003c\/strong\u003e — fits all major brands of electric water heaters up to 50 litres capacity\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable brass construction\u003c\/strong\u003e — corrosion-resistant solid brass body for long-lasting, reliable performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy installation\u003c\/strong\u003e — standard threaded connection mounts directly onto the cold water inlet of your water heater\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElectricity-free operation\u003c\/strong\u003e — purely mechanical design; no wiring or power supply required\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProtects tank integrity\u003c\/strong\u003e — helps prevent cracking or deformation of the water heater tank caused by excess pressure buildup\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSolid Brass\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnection Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eG1\/2\" (DN15)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelief Pressure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.75 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStructure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCheck Valve\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible With\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectric water heaters up to 50L (all brands)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Required\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone (electricity-free)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Brass Pressure Reducing Safety Valve (G1\/2\" DN15 0.75MPa)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eInstall on the \u003cstrong\u003ecold water inlet\u003c\/strong\u003e of the electric water heater for correct operation.\u003c\/li\u003e\n  \u003cli\u003eActual colour may vary slightly from product images due to screen brightness and lighting conditions.\u003c\/li\u003e\n  \u003cli\u003ePlease allow minor measurement tolerances due to manual measuring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-piece-storage-tray-360-degree-refrigerator-storage-rotating-tray-used-for-kitchen-spice-jars-and-sundry-storage-turntable-1\"\u003e360° Rotating Kitchen Storage Tray for Spice Jars \u0026amp; Sundries\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-wooden-handle-nylon-bristle-paint-brush-for-oil-painting-dusting-and-cleaning-unrechargeable-hand-tool-set-without-batt-2\"\u003e10Pcs Wooden Handle Nylon Bristle Brush — Handy Tool Set\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pcs-silicone-bathroom-basin-drain-ring-gasket-replacement-for-bathtub-sink-pop-up-plug-cap-washer-seal-floor-drain-accessory\"\u003eSilicone Bathroom Basin Drain Ring Gasket \u0026amp; Seal Accessory\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What size water heater is this brass pressure reducing valve compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This G1\/2\" DN15 brass safety valve is compatible with all major brands of electric water heaters up to 50 litres capacity. It installs onto the standard cold water inlet fitting found on most residential water heaters in this range.\u003c\/p\u003e\n\u003ch4\u003eQ: Why do I need a pressure reducing valve on my electric water heater?\u003c\/h4\u003e\n\u003cp\u003eA: As water heats up inside the tank, it expands and creates pressure buildup. Without a pressure reducing valve, this excess pressure can cause the tank to crack or degrade over time. This valve automatically manages tank pressure at 0.75MPa and prevents backflow, protecting your appliance and extending its lifespan.\u003c\/p\u003e\n\u003ch4\u003eQ: Does this valve require any electrical connection?\u003c\/h4\u003e\n\u003cp\u003eA: No, this is a fully mechanical, electricity-free valve. It operates purely on water pressure dynamics — no wiring, batteries, or power source of any kind is needed.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I install this pressure reducing valve?\u003c\/h4\u003e\n\u003cp\u003eA: Simply thread the G1\/2\" (DN15) valve onto the cold water inlet connection of your electric water heater. Ensure the water supply is shut off before installation, then tighten securely and restore the water supply. No specialist tools are typically required for standard installations.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What size water heater is this brass pressure reducing valve compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This G1\/2\\\" DN15 brass safety valve is compatible with all major brands of electric water heaters up to 50 litres capacity. 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