{"product_id":"wilkins-3-zw209bp-pressure-reducing-valve-with-low-flow-by-pass","title":"Wilkins 3-ZW209BP | Pressure Reducing Valve with Low Flow By-Pass","description":"\u003cp\u003e\u003cstrong\u003eNOTICE:\u003c\/strong\u003e\u003cem\u003e Product images may vary from the actual item due to differences in size or configuration options.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eThe Wilkins 3-ZW209BP is a pilot-operated pressure reducing valve with integrated low-flow bypass, designed to maintain stable downstream pressure in commercial and industrial water systems.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\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\u003eSize:\u003c\/strong\u003e 3 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePilot Spring Range:\u003c\/strong\u003e 15–120 psi\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 NSF\/ANSI\/CAN 61, ANSI\/AWWA C530\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnd Connections:\u003c\/strong\u003e ANSI Class 150 Flanges\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\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\u003e112-ZW209BP:\u003c\/strong\u003e 1 1\/2 Inches valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-ZW209BP:\u003c\/strong\u003e 2 Inches valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e212-ZW209BP:\u003c\/strong\u003e 2 1\/2 Inches valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-ZW209BP:\u003c\/strong\u003e 4 Inches valve size\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eMaterials:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDuctile iron body (ASTM A536) with blue epoxy coating\u003c\/li\u003e\n\u003cli\u003eDuctile iron bonnet (ASTM A536)\u003c\/li\u003e\n\u003cli\u003eStainless steel disc guide\u003c\/li\u003e\n\u003cli\u003eStainless steel seat\u003c\/li\u003e\n\u003cli\u003eStainless steel stem\u003c\/li\u003e\n\u003cli\u003eStainless steel 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\u003eCopper tubing and brass fittings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\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;\"\u003eThe Zurn 3-ZW209BP is commonly used in commercial buildings where low flows between 1-15 GPM are typical during off-peak usage. Applications include multi-story buildings, institutional facilities, and industrial water distribution systems requiring constant downstream pressure control with integrated low-flow handling capability. Installation includes inlet and outlet shut-off valves, wye strainer upstream, and pressure gauges for monitoring.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\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;\"\u003eANSI\/AWWA C530; NSF\/ANSI\/CAN 61 (0.25% MAX. WEIGHTED AVERAGE LEAD CONTENT)\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\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\u003eIntegrated Low-Flow Bypass:\u003c\/strong\u003e Handles flows up to 10 GPM during off-peak demand without opening main valve, providing seamless pressure control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Epoxy Coating:\u003c\/strong\u003e FDA-approved blue epoxy coating on all internal and external surfaces provides superior corrosion protection and extends valve lifespan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Installation Package:\u003c\/strong\u003e Includes wye strainer, isolation valves, inlet\/outlet pressure gauges, and pilot assembly for simplified installation and maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Pressure Control:\u003c\/strong\u003e Field-adjustable pilot spring range from 15-120 psi allows precise downstream pressure settings for various applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the minimum inlet pressure required for the Wilkins 3-ZW209BP?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The minimum inlet pressure is 10 psi higher than the set point or the additional body friction loss at the intended flow rate, whichever is higher.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the Zurn 3-ZW209BP be installed vertically?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The recommended installation orientation is horizontal with the valve cover up. Valves 6 inches and larger should only be installed horizontally due to air bleeding and maintenance requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the low-flow bypass function on this valve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The integrated PRXL bypass is preset to a slightly higher pressure than the main pilot control. When the main valve closes at set point, the bypass remains open to handle flows up to 10 GPM until downstream pressure reaches the bypass set point.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv id=\"W3TucRPBpqQA9ARvwg6ni-content\"\u003e\n\u003cp\u003e\u003cspan\u003e \u003cstrong\u003eNOTICE:\u003c\/strong\u003e Do not use with water that is unsafe or of unknown quality without adequate disinfection either before or after the system. \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003ci\u003e \"Hydrate Everyone, Everywhere!\" BottleFillingStations.com | \u003ca rel=\"noopener\" href=\"https:\/\/bottlefillingstations.com\/pages\/contact-us\" target=\"_blank\"\u003e Contact us \u003c\/a\u003e \u003c\/i\u003e\u003c\/p\u003e","brand":"Zurn Wilkins","offers":[{"title":"Default Title","offer_id":42983790641215,"sku":"3-ZW209BP","price":5971.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/ZW209BP_AL_cd742bb6-e27e-4a2d-b899-153324462adc.png?v=1772854708","url":"https:\/\/bottlefillingstations.com\/products\/wilkins-3-zw209bp-pressure-reducing-valve-with-low-flow-by-pass","provider":"BottleFillingStations.com","version":"1.0","type":"link"}