{"title":"Backflow Devices - Wilkins - DCVA - Double Check Valve Assemblies - 3\/4\" - 350 Series","description":null,"products":[{"product_id":"wilkins-3-4-350xl","title":"Wilkins 3\/4\" 350XL","description":"The 3\/4\" Wilkins 350XL Double Check Devices is a Lead Free version of the Wilkins 350. They feature a unique plastic insert cartridge that houses both checks in a compact design and sets into a bronze body. The checks are inline modular design, with self contained check assemblies. Ideal for situations that require winterization, as the whole cartridge can be removed in freezing conditions. A blowout fitting is also available for ease of system winterization. This device is Lead Free compliant.\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/fireresq-documents.s3.amazonaws.com\/wsc\/lead-free-compliant.png\"\u003e\u003c\/p\u003e\u003cb\u003e\u003c\/b\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796776657173,"sku":"34-350XL","price":627.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/182375.jpg?v=1772729467"},{"product_id":"3-4-350-dc-composite-vessel-mnpt-x-mnpt-less-ball-valves","title":"3-4 350 DC COMPOSITE VESSEL, MNPT X MNPT, LESS BALL VALVES","description":"\u003cp\u003eThe \u003cstrong\u003e350XL Double Check Valve Assembly\u003c\/strong\u003e is used in low health hazard, potable water applications for protection against both \u003cstrong\u003ebacksiphonage\u003c\/strong\u003e and \u003cstrong\u003ebackpressure\u003c\/strong\u003e of polluted water.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMaintenance \u0026amp; Design\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThe patented and innovative \u003cstrong\u003eEZSwap® removable pressure vessel\u003c\/strong\u003e allows for simple, cost-effective maintenance and repairs.\u003c\/li\u003e\n\u003cli\u003eFacilitates straightforward line flushing and quick winterization.\u003c\/li\u003e\n\u003cli\u003eFeatures a \u003cstrong\u003elow-lead law compliant design\u003c\/strong\u003e and contributes to added water savings.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eDurability\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEquipped with \u003cstrong\u003estainless steel shut-off valve handles, hardware, and struts\u003c\/strong\u003e that are corrosion-resistant.\u003c\/li\u003e\n\u003cli\u003eThe durable \u003cstrong\u003eUV resistant reinforced nylon EZSwap Pressure Vessel\u003c\/strong\u003e resists corrosion and mineral build-up.\u003c\/li\u003e\n\u003cli\u003eDesigned to better withstand harsh outdoor conditions.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796852875541,"sku":"34-350LXL","price":511.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/191194.jpg?v=1783349499"},{"product_id":"zurn-wilkins-34-350-double-check-valve-assembly-replaceable-pressure-vessel-non-potable-36698","title":"Zurn Wilkins 3\/4\" 350 Double Check Valve Assembly, Replaceable Pressure Vessel, Non-Potable","description":"\u003cp\u003eThe Zurn Wilkins 3\/4\" 350 Double Check Valve Assembly is designed for installation on water lines to protect against backsiphonage and backpressure of polluted water into the water supply, specifically for low health hazard, non-potable water applications. 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The design focuses on water savings and reduces labor and repair kit costs over the product's lifecycle.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Durability\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThe \u003cstrong\u003emain valve body\u003c\/strong\u003e and \u003cstrong\u003eball valves\u003c\/strong\u003e are constructed from \u003cstrong\u003eLow Lead Cast Bronze ASTM B584\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eThe \u003cstrong\u003eEZSwap Pressure Vessel\u003c\/strong\u003e is made from durable \u003cstrong\u003eUV resistant reinforced nylon\u003c\/strong\u003e, offering resistance to corrosion and mineral build-up, ideal for harsh outdoor conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFasteners\u003c\/strong\u003e, \u003cstrong\u003ehandles\u003c\/strong\u003e, \u003cstrong\u003esprings\u003c\/strong\u003e, and \u003cstrong\u003estruts\u003c\/strong\u003e are made from \u003cstrong\u003e300 series Stainless Steel\u003c\/strong\u003e for enhanced corrosion resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElastomers\u003c\/strong\u003e consist of \u003cstrong\u003eBuna Nitrile\u003c\/strong\u003e and \u003cstrong\u003eSilicone\u003c\/strong\u003e (both FDA approved).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternals\u003c\/strong\u003e are \u003cstrong\u003eAcetal Homopolymer (Delrin®) (NSF Listed)\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eMaintenance \u0026amp; Operation\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThe \u003cstrong\u003efirst and second checks\u003c\/strong\u003e are accessible for maintenance without removing the entire device from the line.\u003c\/li\u003e\n\u003cli\u003eThe \u003cstrong\u003ereplaceable pressure vessel\u003c\/strong\u003e design simplifies repairs and can be serviced off-line, reducing downtime.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":50164315291925,"sku":"34-350","price":444.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/193814.jpg?v=1789655471"}],"url":"https:\/\/www.backflowpreventer.com\/collections\/backflow-devices-wilkins-dcva-double-check-valve-assemblies-3-4-350-series.oembed","provider":"Water Specialties Company","version":"1.0","type":"link"}