{"title":"Backflow Devices - Deringer - DCVA - Double Check Valve Assemblies - 4\" - D-20GX Series","description":null,"products":[{"product_id":"4-deringer-20gx-dc","title":"4 DERINGER 20GX (DC)","description":"\u003cp\u003eThe 4 inch Deringer™ 20GX Low Head Loss Double Check Valve Assembly is designed to prevent non-health hazard pollutants from entering the potable water supply system caused by backpressure and\/or backsiphonage conditions.\u003c\/p\u003e\u003cp\u003eThis assembly features an extra-large body and checks for lower head loss, enabling high performance for both low and high-flow rates. It is approved for continuous pressure service and suitable for horizontal or vertical installations.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOversized checks\u003c\/strong\u003e for extreme performance and lower head loss\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInline serviceable OS\u0026amp;Y gate valves\u003c\/strong\u003e for shutoff\u003c\/li\u003e\n\u003cli\u003eRobust \u003cstrong\u003estainless steel housing\u003c\/strong\u003e construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTamper-resistant test cocks\u003c\/strong\u003e for secure testing\u003c\/li\u003e\n\u003cli\u003ePatented \u003cstrong\u003eDual-action™ check modules\u003c\/strong\u003e operate with poppet action at low flow and swing action at high flow\u003c\/li\u003e\n\u003cli\u003eDurable \u003cstrong\u003eSilicone elastomer check discs\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eAWWA C509\/UL\/FM resilient seated gate valves (OS\u0026amp;Y)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eGate valve \u003cstrong\u003estem includes tamper switch groove\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlanged ends\u003c\/strong\u003e conforming to \u003cstrong\u003eANSI B16.1 Class 125\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible groove coupling UL\/FM\u003c\/strong\u003e between body and gate valves\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796655218965,"sku":"D-4020GX","price":3556.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/177960.jpg?v=1772725822"}],"url":"https:\/\/www.backflowpreventer.com\/collections\/backflow-devices-deringer-dcva-double-check-valve-assemblies-4-d-20gx-series.oembed","provider":"Water Specialties Company","version":"1.0","type":"link"}