{"title":"Wilkins Double Check Assemblies","description":"\u003cdiv class=\"category_desc\"\u003e\n\u003cb class=\"txt-blue-bold\"\u003eDesigned for installation on water lines to protect against both backsiphonage and backpressure of polluted water into the potable water supply.\u003c\/b\u003e\u003cbr\u003e A test cock plug is provided to protect against fouling caused by insects, dirt and debris. Assembly shall provide protection where a potential non-health hazard exists.\u003c\/div\u003e\r\n\u003c!-- split --\u003e\r\n\u003cdiv\u003e\u003cb class=\"txt-blue-bold\"\u003e350\u003c\/b\u003e\u003c\/div\u003e\r\n\u003cdiv style=\"margin-left: 20px;\"\u003e\n\u003cspan style=\"background-color: initial;\"\u003eDesigned for installation on potable water lines to protect\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003eagainst both backsiphonage and backpressure of polluted water\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003einto the potable water supply. The Model 350 shall provide\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003eprotection where a potential health hazard does not exist. Ideal\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003efor use where lead-free* valves are required.\u003c\/span\u003e\n\u003c\/div\u003e\r\n\u003cdiv\u003e\u003cb class=\"txt-blue-bold\"\u003e950\u003c\/b\u003e\u003c\/div\u003e\r\n\u003cdiv style=\"margin-left: 20px;\"\u003e\n\u003cspan style=\"background-color: initial;\"\u003eDesigned for installation on water lines to protect against both\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003ebacksiphonage and backpressure of polluted water into the\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003epotable water supply. A test cock plug is provided to protect\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003eagainst fouling caused by insects, dirt and debris. Assembly\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003eshall provide protection where a potential non-health hazard\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003eexists\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003e.\u003c\/span\u003e\n\u003c\/div\u003e\r\n\u003cdiv\u003e\u003cb class=\"txt-blue-bold\"\u003e700\u003c\/b\u003e\u003c\/div\u003e\r\n\u003cdiv style=\"margin-left: 20px;\"\u003e\n\u003cspan style=\"background-color: initial;\"\u003e \u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003eDesigned for installation on water lines to protect against\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003eboth backsiphonage and backpressure of polluted water\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003einto the potable water supply. The Model 700 shall provide\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003eprotection where a potential health hazard does not\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003eexist.\u003c\/span\u003e\n\u003c\/div\u003e\r\n\u003cdiv\u003e\u003cb class=\"txt-blue-bold\"\u003e705\u003c\/b\u003e\u003c\/div\u003e\r\n\u003cdiv style=\"margin-left: 20px;\"\u003e\n\u003cspan style=\"background-color: initial;\"\u003eIdeal for use where Lead-Free* valves are required. Designed\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003efor installation on potable water lines to protect against\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003eboth backsiphonage and back pressure of polluted water\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003einto the potable water supply. The Model 705 shall provide\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003eprotection where a potential health hazard does not exist.\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003eApplications include indoor and outdoor meter box installations\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003eas primary domestic water protection. Standard lay\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003elength allows for retrofit of existing dual checks. Lead-free\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003ebody and checks ensure safe drinking water while providing\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"background-color: initial;\"\u003emaximum corrosion resistance.\u003c\/span\u003e\n\u003c\/div\u003e\r\n\u003cdiv\u003e\u003c\/div\u003e","products":[{"product_id":"wilkins-1-d-c-backflow","title":"Wilkins 1\" 350 Double Check Backflow Assembly","description":"\u003cp\u003eThe Wilkins 1\" 350 Double Check Backflow Valve Assembly is designed to protect non-potable irrigation and industrial systems from backflow contamination. Compact and serviceable, the 350 provides low health-hazard protection while minimizing downtime with maintenance-friendly features.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\" size:\u003c\/strong\u003e Engineered for 1-inch connections commonly used in irrigation and commercial water lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble-check protection:\u003c\/strong\u003e Provides low health-hazard backflow prevention for non-potable applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull-port QT ball valves included:\u003c\/strong\u003e Integrated full-port shutoff valves for reliable isolation during service and testing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEZSwap™ removable pressure vessel:\u003c\/strong\u003e Enables safe, convenient line flushing, quick winterization and simplified repairs without complete disassembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eServiceability:\u003c\/strong\u003e Removable internals and accessible test ports make routine testing and maintenance straightforward for technicians.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocumentation available:\u003c\/strong\u003e Specification sheet and product literature are provided for code compliance, installation, and parts information.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIdeal for landscape irrigation and other non-potable systems where low-hazard protection is required, the Wilkins 350 balances dependable performance with straightforward maintenance. Refer to the supplied specification sheet for installation dimensions, test port locations, and local code requirements. For parts, service advice, or replacement cartridges, contact an authorized distributor or technical support.\u003c\/p\u003e","brand":"Zurn Industries, LLC","offers":[{"title":"Default Title","offer_id":43671288585,"sku":"1-350","price":357.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1987\/5531\/products\/1-350-2_6814c752-5051-4a18-98e8-54f0e3cd4f66.jpg?v=1503293207"},{"product_id":"1-950xlt-1in-double-check-valve-assy-fnpt-x-fnpt","title":"Wilkins 950XLT 1\" Top-Access Double-Check Valve Assembly","description":"\u003cp\u003eThe Wilkins 950XLT 1\" Top-Access Double-Check Valve Assembly is a durable, serviceable backflow preventer designed for low-hazard irrigation and non-potable water applications. Its compact top-access design allows testing and maintenance while fitting inside standard meter boxes, making it ideal for below-grade installations.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize \u0026amp; connections:\u003c\/strong\u003e 1\" FNPT x FNPT connections for standard threaded piping.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust construction:\u003c\/strong\u003e Cast bronze main body and cast bronze access covers for corrosion resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal components:\u003c\/strong\u003e Stainless-steel internals and springs with replaceable seats and silicone or Buna-N seal rings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating limits:\u003c\/strong\u003e Maximum working pressure 175 PSI and maximum working temperature 180°F; hydrostatic test 350 PSI.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eServiceability:\u003c\/strong\u003e Top-access check covers and full-port ball valves simplify testing, repair, and winterization.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e ASSE 1015, IAPMO, CSA and AWWA C510 listings; approved by the USC Foundation for Cross-Connection Control and Hydraulic Research.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eDesigned to protect potable systems from backpressure and backsiphonage, the 950XLT offers long-term reliability with replaceable internals to reduce lifecycle costs. Its compact footprint and corrosion-resistant materials make it well suited for meter box installations where easy access for annual testing is required. For complete dimensions, installation instructions and parts lists, refer to the product specification sheet included in the product documents. Routine maintenance is limited to periodic testing and replacement of worn seats or seals; use only manufacturer-approved replacement parts and follow local codes for backflow device testing and certification.\u003c\/p\u003e","brand":"Zurn Industries, LLC","offers":[{"title":"Default Title","offer_id":43671298889,"sku":"1-950XLT","price":453.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1987\/5531\/products\/1-950XLT-2_3590abe6-bc87-4d5e-803f-51e016fd7a1a.jpg?v=1503293221"},{"product_id":"1-950xlt2-1in-fnpt-double-check-valve-assy-lf","title":"Wilkins 950XLT2 1\" FNPT Top-Access Double Check Valve","description":"\u003cp\u003eThe Wilkins 950XLT2 1\" FNPT Double Check Valve Assembly is a testable, lead‑free backflow preventer designed for low‑hazard potable water systems. Its top‑access check covers simplify service and in-line maintenance, while the compact lay length fits standard valve boxes for below‑grade installation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLead‑free bronze body:\u003c\/strong\u003e ASTM B584 cast bronze construction for corrosion resistance and long service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTop access design:\u003c\/strong\u003e Two top‑mounted access covers allow quick inspection and repair without removing the unit from the line.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eServiceable internals:\u003c\/strong\u003e Replaceable Noryl® seats and silicone seal rings reduce downtime and maintenance cost.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance ratings:\u003c\/strong\u003e 175 psi maximum working pressure and temperature rating up to 180°F; hydrostatic test to 350 psi.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnections \u0026amp; lay length:\u003c\/strong\u003e 1\" FNPT female threaded inlet\/outlet with compact lay length to fit standard meter\/valve boxes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e ASSE 1015, IAPMO\/cUPC, AWWA C510, CSA\/NSF listings where applicable — approved for potable systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis assembly protects potable lines from backsiphonage and backpressure in applications where a double‑check is appropriate. Corrosion‑resistant stainless fasteners and springs, full‑port ball valves and protected test cock plugs improve durability and winterization. Download the specification sheet and installation manual linked on the product page for dimensional drawings, parts breakdown and testing procedures.\u003c\/p\u003e","brand":"Zurn Industries, LLC","offers":[{"title":"Default Title","offer_id":43671299017,"sku":"1-950XLT2","price":534.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1987\/5531\/products\/1-950XLT2-2_0c2056cd-c004-42a5-94e8-ffe453846e50.jpg?v=1503293223"},{"product_id":"wilkins-1-1-2-backflow","title":"Wilkins 112-950XLT 1-1\/2\" Double Check Backflow Assembly","description":"\u003cp\u003eThe Wilkins 112-950XLT 1-1\/2\" 950XLT Double Check Backflow Assembly delivers reliable backflow protection for low-health-hazard and standard irrigation or service-line applications. Designed for straightforward maintenance, this top-access assembly is lead-free and built for long service life in below-grade or standard valve box installations.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e Cast bronze main body and cast bronze access covers (ASTM B584) for corrosion resistance and long-term durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered internals:\u003c\/strong\u003e Stainless steel internal components with FDA-approved elastomers and Noryl polymers for dependable sealing and performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance ratings:\u003c\/strong\u003e Rated to 175 psi working pressure and 180°F maximum temperature; hydrostatic test to 350 psi.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnections \u0026amp; dimensions:\u003c\/strong\u003e 1-1\/2\" female threaded (FNPT) end connections; overall length approximately 20-5\/16\" for standard installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService \u0026amp; testing:\u003c\/strong\u003e Includes two full-port resilient-seated shut-off ball valves and four resilient-seated test cocks; top-access covers simplify testing and repairs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals \u0026amp; compliance:\u003c\/strong\u003e Certified lead-free and meets common industry approvals where applicable, including ASSE 1015, cUPC and CSA listings; consult local codes for installation requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eRefer to the supplied specification, installation, freeze-protection, and repair documents for detailed dimensions, service parts, and maintenance instructions. Annual inspection and testing by licensed personnel is recommended to ensure continued code-compliant operation.\u003c\/p\u003e","brand":"Zurn Industries, LLC","offers":[{"title":"Default Title","offer_id":43671375625,"sku":"112-950XLT","price":986.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1987\/5531\/products\/1000x1000_1011900268.jpg?v=1590077469"},{"product_id":"2-backflow-double-check","title":"Wilkins 2\" 950XLT Double Check Backflow Valve - Lead-Free","description":"\u003cp\u003eThe Wilkins 950XLT 2\" Double Check Backflow Valve Assembly provides reliable protection for low-hazard potable water systems. Designed for below-grade or above-ground installation in standard meter boxes, the 950XLT combines durable, lead‑free bronze construction with top-access check covers to make routine service and testing fast and simple.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLead‑free bronze body:\u003c\/strong\u003e Low‑lead cast bronze construction (meets current lead‑free requirements) for potable water use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTop-access checks:\u003c\/strong\u003e Top load design with removable check covers and test cock plugs to reduce downtime during inspections and repairs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust serviceability:\u003c\/strong\u003e Replaceable seats and silicone seal rings, corrosion‑resistant stainless steel springs, fasteners, and ball valve handles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e Rated for 175 PSI working pressure and 180°F maximum operating temperature; hydrostatic test pressure up to 350 PSI.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e ASSE listed, IAPMO listed, AWWA C510 compliance, and approved by the USC Foundation for Cross-Connection Control and Hydraulic Research.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFit \u0026amp; use:\u003c\/strong\u003e Available in sizes through 2\" and fits standard meter\/valve boxes; ideal for irrigation, commercial landscape, and other low‑hazard backflow protection applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIncludes manufacturer documentation and service parts references for repair kits, installation, and freeze‑protection instructions. The 950XLT is a proven, service-friendly choice when you need dependable double-check protection with easy maintenance access and long-term corrosion resistance.\u003c\/p\u003e","brand":"Zurn Industries, LLC","offers":[{"title":"Default Title","offer_id":43671807177,"sku":"2-950XLT","price":1169.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1987\/5531\/products\/2-950XLT-2_191caf26-4201-478a-959f-9226ef27ff73.jpg?v=1503294932"},{"product_id":"wilkins-3-4-d-c-backflow","title":"Wilkins 34-350 3\/4\" Double Check Backflow Preventer with EZSwap Vessel","description":"\u003cp\u003eThe Wilkins 34-350 3\/4\" Double Check Backflow Preventer provides reliable protection against backpressure and backsiphonage in potable and non-potable systems. Built for quick service and long-term outdoor use, it combines a bronze pressure body (3\/4\") with the patented EZSwap® removable pressure vessel to simplify flushing, repair, and winterization.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEZSwap removable pressure vessel allows off-line servicing and fast replacement with the Flush Tool, reducing repair time and downtime.\u003c\/li\u003e\n\u003cli\u003eFull-port quarter-turn ball shut-off valves provide positive isolation for maintenance; stainless-steel handles and hardware resist corrosion.\u003c\/li\u003e\n\u003cli\u003eTop-mounted fast test cocks enable straightforward annual testing and field maintenance without removing the unit from the line.\u003c\/li\u003e\n\u003cli\u003eLead-free\/low-lead construction suitable for potable water; bronze body for 3\/4\" sizes and reinforced nylon vessel deliver durability and corrosion resistance.\u003c\/li\u003e\n\u003cli\u003eCertified to ASSE 1015, AWWA C510, CSA B64.5, cUPC and NSF\/ANSI 61; rated to 175 psi and 180°F for broad application use.\u003c\/li\u003e\n\u003cli\u003eCompatible with optional blow-out\/winterizing accessories and designed to reduce labor and water usage during line flushing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSpecs \u0026amp; documentation:\u003c\/strong\u003e Nominal size 3\/4\", full-port connections, typical length ~11\" and height ~5.6\". Includes installation and maintenance instructions, repair parts lists, and specification sheets for installers and contractors. Backed by a 1-year limited warranty; consult provided documents for ordering parts and approved installations.\u003c\/p\u003e\u003cp\u003eEngineered for contractors and facility managers, the 34-350 minimizes service trips and replacement costs with serviceable internals and proven materials. For installation guidance, testing procedures, and parts diagrams, see the linked specification and repair manuals supplied with the product.\u003c\/p\u003e","brand":"Zurn Industries, LLC","offers":[{"title":"Default Title","offer_id":43671927241,"sku":"34-350","price":330.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1987\/5531\/products\/34-350-2_8615304a-5650-41cb-8993-b34a07730e7c.jpg?v=1503295334"},{"product_id":"wilkins-34-950xlt-0-75-inch-double-check-valve-assy-fnpt-x-fnp","title":"Wilkins 34-950XLT 3\/4\" Top-Access Double Check Valve (FNPT x FNPT)","description":"\u003cp\u003eThe Wilkins 34-950XLT is a 3\/4\" top-access double-check valve assembly engineered for reliable backflow prevention in potable and low-hazard systems. Its compact cast-bronze body fits standard meter boxes for below-grade installation and provides easy, top-side service access without removing the assembly.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3\/4\" FNPT x FNPT female threaded connections for in-line installation in standard meter boxes.\u003c\/li\u003e\n\u003cli\u003eCast bronze body with stainless-steel fasteners and FDA-approved elastomers for long-term durability.\u003c\/li\u003e\n\u003cli\u003eTop access check covers and tethered test cock caps simplify inspection, testing, and maintenance.\u003c\/li\u003e\n\u003cli\u003e175 PSI working pressure, 180°F maximum operating temperature, and 350 PSI hydrostatic test rating.\u003c\/li\u003e\n\u003cli\u003eDesigned to protect potable water from back-siphonage and back-pressure; commonly used in irrigation and light commercial applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis assembly meets common industry approvals for double-check devices and is supported by available repair kits and detailed installation and maintenance documentation. Replacement parts and repair kits are offered to service checks and seals in the field; the top-access covers reduce downtime and allow in-place servicing. Review the product specification and installation instructions before installing below grade, and follow local codes for backflow prevention and testing.\u003c\/p\u003e","brand":"Zurn Industries, LLC","offers":[{"title":"Default Title","offer_id":43671930185,"sku":"34-950XLT","price":354.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1987\/5531\/products\/34-950XLT-2_379d5ba9-7808-4699-91f3-3ed51be9f333.jpg?v=1503295381"},{"product_id":"wilkins-34-950xlt2-3-4-lead-free-double-cv-with-top-access-covers","title":"Wilkins 950XLT2 3\/4\" Lead-Free Double Check Valve with Top Access","description":"\u003cp\u003eThe Zurn Wilkins 950XLT2 (SKU 34-950XLT2) is a 3\/4\" lead-free Double Check Valve Assembly engineered for dependable backflow protection in low-hazard potable water systems. Its compact footprint fits standard meter boxes and the top-access check covers allow service without removing the assembly from the line, reducing downtime and labor.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTop-access check covers for quick maintenance and easier parts replacement.\u003c\/li\u003e\n\u003cli\u003eLead-free construction compliant with potable water regulations.\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant stainless steel springs, fasteners, and ball valve handles for extended service life.\u003c\/li\u003e\n\u003cli\u003eReplaceable seats and silicone seal rings reduce long-term maintenance costs.\u003c\/li\u003e\n\u003cli\u003eRated to 175 psi working pressure and 350 psi hydrostatic test pressure; maximum working temperature 180°F.\u003c\/li\u003e\n\u003cli\u003eProtects against backsiphonage and backpressure; includes test cock plug to prevent fouling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eApproved by the Foundation for Cross-Connection Control and Hydraulic Research at USC, the 950XLT2 is suitable for below-grade installation in standard valve boxes and is commonly used in irrigation and commercial potable applications. Specification sheets, repair parts lists, and installation instructions are available in the product resources to assist with ordering, installation, and maintenance.\u003c\/p\u003e","brand":"Zurn Industries, LLC","offers":[{"title":"Default Title","offer_id":43671930889,"sku":"34-950XLT2","price":486.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1987\/5531\/products\/34-950XLT2-2_b3230eba-b9e0-405c-b62b-bddcb082941e.jpg?v=1503295383"},{"product_id":"dual-check-valve-union-fnpt-x-fnpt","title":"Wilkins 700 Dual Check Valve 3\/4\" FNPT Union x FNPT","description":"\u003cp\u003eThe Wilkins 700 Dual Check Valve is a compact, non-testable backflow preventer designed for low-hazard potable water applications. It protects supply lines from backsiphonage and backpressure using two in-line check modules housed in a corrosion-resistant low-lead bronze body.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConnection: 3\/4\" female union inlet x 3\/4\" female NPT outlet (FNPT union x FNPT) for easy installation.\u003c\/li\u003e\n\u003cli\u003eConstruction: Low-lead bronze body with stainless steel springs and corrosion-resistant internal components.\u003c\/li\u003e\n\u003cli\u003ePerformance: Rated to 175 psi maximum working pressure and 180°F maximum operating temperature.\u003c\/li\u003e\n\u003cli\u003eCertifications: ASSE listed and CSA certified; conforms to NSF\/ANSI requirements for potable water components.\u003c\/li\u003e\n\u003cli\u003eService: Designed for low-hazard, non-potable protection where a fully testable assembly is not required.\u003c\/li\u003e\n\u003cli\u003eSize \u0026amp; fit: Compact 4.5\" length fits horizontal or vertical installations where unit remains unsubmerged.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIncludes durable cartridge-style internal checks and Delrin\/Noryl seats for reliable operation. Suitable for irrigation isolation, hose bib protection, and other applications requiring basic backflow prevention. Refer to the included specification and installation documents for part-specific installation guidance and repair parts.\u003c\/p\u003e","brand":"Zurn Industries, LLC","offers":[{"title":"Default Title","offer_id":43671932681,"sku":"34UFX34F-700","price":70.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1987\/5531\/products\/undefined_1336747453.jpg?v=1595339133"},{"product_id":"wilkins-34-350ft-double-check-valve-assembly-model-350-ft-3-4-in-bronze","title":"Wilkins Model 350 Double-Check Valve Assembly, 3\/4 in Bronze","description":"\u003cp\u003eThe Wilkins Model 350 double-check valve assembly is a durable, serviceable backflow preventer designed for potable water protection where a low health hazard exists. Built with bronze bodies for 3\/4\" sizes and reinforced nylon housings for internal components, the 350 balances corrosion resistance with easy maintenance. It features full-port ball shutoff valves, top-mounted test cocks, and an EZSwap removable pressure vessel that reduces repair time and simplifies winterization and flushing.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable construction:\u003c\/strong\u003e Cast bronze main valve body (3\/4\" and 1\") with stainless steel fasteners for corrosion resistance and long field life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eServiceable design:\u003c\/strong\u003e Removable EZSwap pressure vessel permits safe line flushing, quick winterization, and fast on-site repairs without removing the assembly from the line.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast-test capability:\u003c\/strong\u003e Top-mounted SAE test cocks and full-port ball valves allow efficient testing and shutoff during service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance ratings:\u003c\/strong\u003e Typical ratings include 175 PSI maximum working pressure and 350 PSI hydrostatic test pressure; temperature range supports common potable water applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e ASSE® Listed 1015 and recognized by IAPMO and CSA (B64.5); designed to meet federal low-lead guidelines for potable water installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy installation:\u003c\/strong\u003e Compact footprint for 3\/4\" service, optional strainers and accessory kits available to simplify connection and protection on new or retrofit systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIdeal for irrigation and commercial plumbing where reliable backflow protection is required without a high health hazard, the Model 350 provides proven double-check protection with parts and repair kits widely available. Follow manufacturer installation and local code requirements for mounting height, drainage, and periodic testing; use the included technical specs and installation instructions for service intervals and replacement parts.\u003c\/p\u003e","brand":"Zurn Industries, LLC","offers":[{"title":"Default Title","offer_id":40172196560956,"sku":"34-350FT","price":448.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1987\/5531\/products\/Wilkins-34-350FT.png?v=1655152160"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1987\/5531\/collections\/52-T.jpg?v=1593411797","url":"https:\/\/www.sprinklersupplystore.com\/collections\/wilkins-double-check-assemblies\/brand_in-stock.oembed","provider":"Sprinkler Supply Store","version":"1.0","type":"link"}