{"product_id":"wilkins-2-950xltbfss-2-double-check-backflow-preventer-with-butterfly-valves","title":"Wilkins 2-950XLTBFSS | 2\" Double Check Backflow Preventer with Butterfly Valves","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 2-950XLTBFSS is a top access double check valve assembly with butterfly shutoff valves and supervisory switch, providing reliable low hazard backflow protection against backsiphonage and backpressure in potable 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 2 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Working Water Pressure:\u003c\/strong\u003e 75 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Working Water Temperature:\u003c\/strong\u003e 180°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNotable Certifications:\u003c\/strong\u003e ASSE 1015, UL Classified\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnd Connections:\u003c\/strong\u003e FNPT inlet\/outlet\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\u003cstrong\u003eNone\u003c\/strong\u003e\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\u003eBody \u0026amp; Access Covers: Bronze ASTM B584\u003c\/li\u003e\n\u003cli\u003eCheck Springs: 300 series stainless steel\u003c\/li\u003e\n\u003cli\u003eFasteners: 300 series stainless steel\u003c\/li\u003e\n\u003cli\u003eSeat Rings: Noryl (NSF Listed)\u003c\/li\u003e\n\u003cli\u003eElastomers: Silicone\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 2-950XLTBFSS is installed in potable water service lines where low hazard backflow protection is required. Installation can be horizontal or vertical (with flow upward). Indoor installation is preferred in areas subject to freezing conditions. When installed outdoors, the device must be protected against freezing conditions with protective enclosures. The unit must be installed at least 12 inches above surrounding flood level. Top access check covers allow maintenance without removing the unit from the line. Test ports protected by plugs prevent fouling.\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;\"\u003eASSE Listed 1015; UL Classified; C-UL Classified; NSF\/ANSI\/CAN 61; NSF\/ANSI\/CAN 372; Approved by the Foundation for Cross Connection Control \u0026amp; Hydraulic Research at USC\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\u003eLow Hazard Protection:\u003c\/strong\u003e Provides protection against both backsiphonage and backpressure in potable water applications where health hazard does not exist.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTop Access Design:\u003c\/strong\u003e Check covers allow maintenance and servicing without removing the unit from the line, reducing downtime and installation disruption.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eButterfly Shutoff Valves with Supervisory Switch:\u003c\/strong\u003e Equipped with butterfly shutoff valves and supervisory switch for enhanced monitoring and control capabilities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Bronze body, stainless steel springs and fasteners, and silicone elastomers ensure long-lasting performance and compliance with lead-free standards.\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: Can the 2-950XLTBFSS be installed vertically?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, vertical installation is acceptable in applications where inlet and outlet piping are flowing vertically upwards. All basic installation instructions apply to vertical installations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How often should the Wilkins 2-950XLTBFSS be tested?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The 2-950XLTBFSS must be inspected and maintained by licensed personnel at least once a year or more frequently as specified by local codes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the minimum static pressure drop required for proper check valve operation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The static pressure drop across each check valve (both #1 and #2) shall be at least 1.0 psid during testing to ensure proper tightness and 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":42914896969791,"sku":"2-950XLTBFSS","price":3576.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/950XLTBF_AF.png?v=1770568277","url":"https:\/\/bottlefillingstations.com\/products\/wilkins-2-950xltbfss-2-double-check-backflow-preventer-with-butterfly-valves","provider":"BottleFillingStations.com","version":"1.0","type":"link"}