{"product_id":"wilkins-4-zw209fpg-fire-protection-pressure-reducing-valve-grooved-ends","title":"Wilkins 4-ZW209FPG | Fire Protection Pressure Reducing Valve, Grooved Ends","description":"\u003cp\u003eThe Wilkins 4-ZW209FPG is a pilot-operated pressure reducing valve engineered for fire suppression systems, maintaining stable downstream pressure with red epoxy coating and integrated strainer.\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eKey Specifications:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Size:\u003c\/strong\u003e 4 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInlet Pressure Rating:\u003c\/strong\u003e 300 psi grooved\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Rating:\u003c\/strong\u003e 33°F to 140°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNotable Certifications:\u003c\/strong\u003e UL and C-UL Listed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnd Connections:\u003c\/strong\u003e Grooved (300 psi)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eOther Related Variants:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-ZW209FPG:\u003c\/strong\u003e 2 Inches valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e212-ZW209FPG:\u003c\/strong\u003e 2 1\/2 Inches valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-ZW209FPG:\u003c\/strong\u003e 3 Inches valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-ZW209FPG:\u003c\/strong\u003e 6 Inches valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8-ZW209FPG:\u003c\/strong\u003e 8 Inches valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-ZW209FPG:\u003c\/strong\u003e 10 Inches valve size\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eMaterials:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDuctile Iron ASTM A536 body and cover\u003c\/li\u003e\n\u003cli\u003eStainless steel disc guide, seat, stem, and spring\u003c\/li\u003e\n\u003cli\u003eBuna-N rubber disc\u003c\/li\u003e\n\u003cli\u003eNylon reinforced Buna-N diaphragm\u003c\/li\u003e\n\u003cli\u003eRed epoxy coating (FDA approved) for corrosion protection\u003c\/li\u003e\n\u003cli\u003eCopper tubing and brass fittings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eTypical Installation:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp style=\"background: #f8f9fb; padding: 12px 14px; margin: 0; line-height: 1.7; color: #333;\"\u003e\nThe upstream and downstream pressure gauges are required by Underwriters Laboratories (UL). A relief valve of not less than 1\/2 inch in size must be installed on the downstream side of the Zurn 4-ZW209FPG. Adequate drainage for the relief valve discharge must be provided. The valve should be installed horizontally with the valve cover up. Flow calculations are based on flow through schedule 40 pipe with maximum continuous flow approximately 20 ft\/sec and maximum intermittent flow 25 ft\/sec.\n\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eStandards Compliance:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp style=\"background: #f8f9fb; border-left: 4px solid #1d85af; padding: 12px 14px; margin: 0; line-height: 1.7; color: #333;\"\u003e\nANSI\/AWWA C530; AWWA C606; ANSI B1.20.1; NFPA 13; NFPA 14; NFPA 25; UL and C-UL Listed\n\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eFeatures \u0026amp; Benefits:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePilot-Operated Pressure Control:\u003c\/strong\u003e Maintains constant downstream pressure regardless of flow rate changes or inlet pressure variations, ensuring system reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion Protection:\u003c\/strong\u003e Red epoxy coating on all internal and external ferrous surfaces provides FDA-approved corrosion resistance for extended service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Installation Package:\u003c\/strong\u003e Includes integrated wye strainer, inlet\/outlet pressure gauges with 3-way isolation valves for simplified installation and adjustment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimal Pressure Loss:\u003c\/strong\u003e Pressure regulation independent of flow rate results in minimal friction loss through the valve body, maximizing system efficiency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the adjustable pressure range for the Wilkins 4-ZW209FPG?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The pilot spring range is field adjustable from 50 to 165 psi residual pressure with a maximum static pressure rating of 175 psi.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the minimum flow rate required to set this valve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The 4 inch Zurn 4-ZW209FPG requires a minimum flow rate of 100 GPM to properly set the valve, with a minimum operating flow of 4 GPM and maximum flow capacity of 1000 GPM.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can this valve be installed vertically?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The recommended installation orientation is horizontal with the valve cover up. Vertical installation is not recommended for 6 inch and larger valves due to difficulty in bleeding air and performing maintenance.\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cdiv id=\"W3TucRPBpqQA9ARvwg6ni-content\"\u003e\n\u003cp\u003e\n\u003cspan\u003e\n\u003cstrong\u003eNOTICE:\u003c\/strong\u003e\nDo not use with water that is unsafe or of unknown quality without adequate\ndisinfection either before or after the system.\n\u003c\/span\u003e\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\n\u003ci\u003e\n\"Hydrate Everyone, Everywhere!\" BottleFillingStations.com |\n\u003ca rel=\"noopener\" href=\"https:\/\/bottlefillingstations.com\/pages\/contact-us\" target=\"_blank\"\u003e\nContact us\n\u003c\/a\u003e\n\u003c\/i\u003e\n\u003c\/p\u003e","brand":"Zurn Wilkins","offers":[{"title":"Default Title","offer_id":42983791099967,"sku":"4-ZW209FPG","price":6433.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/4-ZW209FPG_AF.jpg?v=1772854777","url":"https:\/\/bottlefillingstations.com\/products\/wilkins-4-zw209fpg-fire-protection-pressure-reducing-valve-grooved-ends","provider":"BottleFillingStations.com","version":"1.0","type":"link"}