{"title":"Backflow Devices - Febco - DCVA - Double Check Valve Assemblies - 3\/4\" - 850 Series","description":null,"products":[{"product_id":"3-4-lf850u-qt-dc","title":"3\/4 LF850U-QT DC","description":"\u003cp\u003eThis \u003cstrong\u003e3\/4 inch Lead Free Double Check Valve Backflow Preventer assembly\u003c\/strong\u003e is designed to prevent the backflow of polluted water from entering into the potable water supply due to backsiphonage or backpressure. It provides protection in continuous pressure piping applications and at cross-connections identified as non-health hazards.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFeatures \u003cstrong\u003eLead Free body construction\u003c\/strong\u003e of cast copper silicon alloy, complying with reduced lead content requirements.\u003c\/li\u003e\n\u003cli\u003eEquipped with two in-line \u003cstrong\u003eindependent positive seating check modules\u003c\/strong\u003e, captured springs, and \u003cstrong\u003ereplaceable check discs and seats\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact modular design\u003c\/strong\u003e facilitates easy maintenance with a single access cover for in-line repairs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eConnections \u0026amp; Operation\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFeatures \u003cstrong\u003eunion end connections\u003c\/strong\u003e with \u003cstrong\u003equarter turn ball valve shutoffs\u003c\/strong\u003e for simplified installation and control.\u003c\/li\u003e\n\u003cli\u003eIncludes \u003cstrong\u003etop-mounted test cocks\u003c\/strong\u003e for convenient testing procedures.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796692508949,"sku":"0122964","price":591.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/179278.jpg?v=1772726889"},{"product_id":"3-4-lf850-qt-fz-dc","title":"3\/4 LF850-QT-FZ DC","description":"\u003cp\u003eThe \u003cstrong\u003eFEBCO 3\/4 inch Lead Free LF850 Small Double Check Valve Assembly\u003c\/strong\u003e with \u003cstrong\u003efreeze sensor\u003c\/strong\u003e is designed to prevent the backflow of polluted water into the potable water supply due to backsiphonage or backpressure.\u003c\/p\u003e\u003cp\u003eThis assembly provides protection in continuous pressure piping applications and for cross-connections identified as non-health hazards.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLead Free cast copper silicon alloy\u003c\/strong\u003e body construction ensures compliance with lead-free installation requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact modular design\u003c\/strong\u003e facilitates easy \u003cstrong\u003ein-line repairs\u003c\/strong\u003e with a single access cover.\u003c\/li\u003e\n\u003cli\u003eIncludes two \u003cstrong\u003ein-line independent positive seating check modules\u003c\/strong\u003e with replaceable seats and seat discs for reliable performance.\u003c\/li\u003e\n\u003cli\u003eFeatures \u003cstrong\u003eNPT end connections\u003c\/strong\u003e and \u003cstrong\u003equarter turn ball valve shutoffs\u003c\/strong\u003e for secure installation and control.\u003c\/li\u003e\n\u003cli\u003eIntegrated \u003cstrong\u003efreeze sensor\u003c\/strong\u003e with \u003cstrong\u003eSentryPlus Alert® technology\u003c\/strong\u003e signals facility personnel when temperatures approach or reach freezing.\u003c\/li\u003e\n\u003cli\u003eThe freeze alert feature can be activated with an add-on connection kit (sold separately) for integration with \u003cstrong\u003eWi-Fi networks\u003c\/strong\u003e, \u003cstrong\u003ebuilding management systems (BMS)\u003c\/strong\u003e, and \u003cstrong\u003eirrigation management systems (IMS)\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e\u003cstrong\u003eWarning: The freeze sensor provides alerts about a possible freeze event but cannot prevent it from occurring. User action is required to prevent freeze conditions from causing product and property damage. An add-on connection kit (sold separately) is required to activate the freeze sensor; without it, the sensor is a passive component and does not communicate with other devices.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796815421717,"sku":"T683039","price":492.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/185252.jpg?v=1773078240"},{"product_id":"3-4-850u-qt-fz-dc","title":"3\/4 850U-QT-FZ DC","description":"\u003cp\u003eThis \u003cstrong\u003eFEBCO Series 850 Small Double Check Valve assembly\u003c\/strong\u003e is a 3\/4 inch backflow preventer designed to prevent the backflow of polluted water into potable water supplies from backsiphonage and\/or backpressure. It is ideal for continuous pressure piping applications and non-health hazard cross-connections.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eIt is illegal to use this product in any plumbing system providing water for human consumption, such as drinking or dishwashing, in the United States. Before installing standard material product, consult your local water authority, building and plumbing codes.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBronze body\u003c\/strong\u003e construction for superior durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact modular design\u003c\/strong\u003e for easy maintenance with a single access cover for in-line repairs.\u003c\/li\u003e\n\u003cli\u003eIncludes a \u003cstrong\u003efreeze sensor\u003c\/strong\u003e for use with \u003cstrong\u003eSentryPlus Alert® technology\u003c\/strong\u003e to signal facility personnel when temperatures approach freezing.\u003c\/li\u003e\n\u003cli\u003eFreeze alerts can be integrated with \u003cstrong\u003eWi-Fi networks, Building Management Systems (BMS)\u003c\/strong\u003e, and \u003cstrong\u003eIrrigation Management Systems (IMS)\u003c\/strong\u003e via an add-on connection kit (sold separately).\u003c\/li\u003e\n\u003cli\u003eEquipped with \u003cstrong\u003eunion end connections\u003c\/strong\u003e and \u003cstrong\u003equarter-turn ball valve shutoffs\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eFeatures two in-line independent positive seating check modules with captured springs and replaceable check discs and seats.\u003c\/li\u003e\n\u003cli\u003eTop mounted test cocks for simplified testing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eThe freeze sensor solely provides alerts about a possible freeze event and cannot prevent a freeze event from occurring. User action is required to prevent freeze conditions from causing product and\/or property damage. An add-on connection kit (sold separately) is required to activate the freeze sensor's communication features.\u003c\/em\u003e\u003c\/p\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796827709717,"sku":"T2612","price":499.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/185245.jpg?v=1773077987"},{"product_id":"febco-34-850-qt-fz-bronze-double-check-valve-assembly-quarter-turn-shutoff-small-diameter-freeze-sensor-35574","title":"Febco® 3\/4\" 850-QT-FZ Bronze Double Check Valve Assembly, Quarter Turn Shutoff, Small Diameter, Freeze Sensor","description":"","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":50124177703189,"sku":"T1112","price":415.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/192766.jpg?v=1789049188"},{"product_id":"febco-34-lf850-qt-bronze-double-check-valve-assembly-lead-free-quarter-turn-shutoff-small-diameter-36464","title":"Febco 3\/4\" LF850-QT Bronze Double Check Valve Assembly, Lead-Free, Quarter Turn Shutoff, Small Diameter","description":"","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":50164273840405,"sku":"0683039","price":492.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/193376.jpg?v=1789501793"}],"url":"https:\/\/www.backflowpreventer.com\/collections\/backflow-devices-febco-dcva-double-check-valve-assemblies-3-4-850-series.oembed","provider":"Water Specialties Company","version":"1.0","type":"link"}