{"product_id":"4-709dcda-dosy-gpm3-4","title":"4 709DCDA-DOSY-GPM3\/4","description":"\u003cp\u003eThis 4 inch 709DCDA Double Check Detector Backflow Preventer assembly is designed to prevent the reverse flow of fire protection substances and non-potable water into the potable water supply, protecting against back-siphonage and backpressure. It is ideal for non-health hazard cross-connections on fire protection systems and other service line entrances where contaminants may be present.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Design\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFeatures a \u003cstrong\u003efused epoxy coated cast iron body\u003c\/strong\u003e for durability.\u003c\/li\u003e\n\u003cli\u003eUtilizes \u003cstrong\u003eArmorTek® coating technology\u003c\/strong\u003e, a patented 3-part advanced epoxy system, to resist microbial-induced corrosion (MIC) and protect exposed metal substrate.\u003c\/li\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003emaximum flow at low pressure drop\u003c\/strong\u003e and compact for economy and performance.\u003c\/li\u003e\n\u003cli\u003eModular check design facilitates maintenance and assembly access, with no special tools required for servicing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eComponents\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncludes \u003cstrong\u003edomestic outside stem and yoke (OSY) resilient seated gate valves\u003c\/strong\u003e for shutoff.\u003c\/li\u003e\n\u003cli\u003eEquipped with \u003cstrong\u003ecaptured spring check valves\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eFeatures a \u003cstrong\u003e3\/4 inch bypass with a gallons per minute meter\u003c\/strong\u003e to detect underground leaks and unauthorized water use.\u003c\/li\u003e\n\u003cli\u003eFurnished with \u003cstrong\u003efour bronze test cocks\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796725637397,"sku":"0389191","price":15038.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/180334.jpg?v=1772727785","url":"https:\/\/www.backflowpreventer.com\/products\/4-709dcda-dosy-gpm3-4","provider":"Water Specialties Company","version":"1.0","type":"link"}