{"product_id":"wilkins-zw4000g-t-2-12-fire-hose-pressure-reducing-valve-grooved-inlet","title":"Wilkins ZW4000G-T | 2 1\/2\" Fire Hose Pressure Reducing Valve, Grooved Inlet","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 ZW4000G-T is a UL Listed pressure reducing standpipe valve designed for CLASS I and CLASS III fire hose stations, regulating pressure under both flow and no-flow conditions.\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 2 1\/2 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Inlet Pressure:\u003c\/strong\u003e 225 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNotable Certifications:\u003c\/strong\u003e UL Listed, C-UL Listed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInlet Connection:\u003c\/strong\u003e Grooved AWWA C606\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutlet Connection:\u003c\/strong\u003e Male Hose NFPA 1963\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\u003eZW4000G-P:\u003c\/strong\u003e 360 psi max inlet pressure version\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZW4000G-Q:\u003c\/strong\u003e 310 psi max inlet pressure version\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZW4000G-R:\u003c\/strong\u003e 290 psi max inlet pressure version\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZW4000G-S:\u003c\/strong\u003e 250 psi max inlet pressure version\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZW4000G-U:\u003c\/strong\u003e 200 psi max inlet pressure version\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\u003eCast Bronze Body (ASTM B 584)\u003c\/li\u003e\n\u003cli\u003eBuna Nitrile Elastomers (FDA approved)\u003c\/li\u003e\n\u003cli\u003eEPDM Elastomers (FDA approved)\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;\"\u003eIndividual hose stations in CLASS I and CLASS III standpipe fire protection systems requiring pressure regulation under both flow and no-flow conditions.\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;\"\u003eUL Listed; C-UL Listed; NYC MEA 325-06-E; City of Los Angeles Approved; AWWA C606; NFPA 1963; ANSI B1.20.1\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\u003eDual Flow Regulation:\u003c\/strong\u003e Regulates pressure under both flow and no-flow conditions for consistent fire protection system performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Cast Bronze Construction:\u003c\/strong\u003e ASTM B 584 cast bronze body with FDA approved elastomers ensures long-term reliability and safety.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pressure Options:\u003c\/strong\u003e Available in six bonnet configurations (200-400 psi) to match specific system requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Compliance:\u003c\/strong\u003e UL and C-UL Listed with NYC and Los Angeles approvals for broad code compliance.\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 difference between the Zurn ZW4000G-T and other bonnet types?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The ZW4000G-T bonnet type has a maximum inlet pressure rating of 225 psi, ensuring maximum outlet pressure of 175 psi. Other bonnet types (P, Q, R, S, U) offer different maximum inlet pressure ratings ranging from 200 to 360 psi.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the Wilkins ZW4000G-T be used for both CLASS I and CLASS III systems?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, the Zurn ZW4000G-T is UL Listed as a standpipe valve for individual hose stations in both CLASS I and CLASS III fire protection systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the minimum recommended pressure differential for the ZW4000G-T?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: A minimum of 20 psi pressure differential between inlet static pressure and valve outlet set static pressure is recommended to ensure well-regulated and efficient system operation.\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":42983793786943,"sku":"ZW4000G-T","price":749.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/ZW4000G_AL_e94e87c9-efec-460b-af07-55efb20a9c3d.png?v=1772854921","url":"https:\/\/bottlefillingstations.com\/products\/wilkins-zw4000g-t-2-12-fire-hose-pressure-reducing-valve-grooved-inlet","provider":"BottleFillingStations.com","version":"1.0","type":"link"}