{"product_id":"1-1-4-lf850u-qt-fz-dc","title":"1 1\/4 LF850U-QT-FZ DC","description":"\u003cp\u003eThis \u003cstrong\u003e1 1\/4 inch lead free double check valve backflow preventer assembly\u003c\/strong\u003e is designed to prevent the backflow of polluted water from entering the potable water supply due to \u003cstrong\u003ebacksiphonage\u003c\/strong\u003e and \u003cstrong\u003ebackpressure\u003c\/strong\u003e. It is ideal for protection in continuous pressure piping applications and at cross-connections identified as non-health hazards.\u003c\/p\u003e\u003cp\u003eThe assembly includes a \u003cstrong\u003efreeze sensor\u003c\/strong\u003e for use with SentryPlus Alert® technology to signal facility personnel when temperature nears and reaches the freezing point.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Design\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed with a \u003cstrong\u003eLead Free cast copper silicon alloy body\u003c\/strong\u003e for durability and compliance with Lead Free installation requirements.\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\u003cli\u003eFeatures two \u003cstrong\u003eindependently operating, spring-loaded check valves\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eConnections \u0026amp; Components\u003c\/strong\u003e\u003c\/p\u003e\u003cul\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\u003eIncludes \u003cstrong\u003etop mounted test cocks\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eFeatures two \u003cstrong\u003ein-line independent positive seating check modules\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eComes with \u003cstrong\u003ereplaceable check discs and seats\u003c\/strong\u003e, and \u003cstrong\u003ecaptured springs\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFreeze Sensor Information\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThe included freeze sensor monitors temperature and alerts facility personnel to potential freeze conditions.\u003c\/li\u003e\n\u003cli\u003eAn \u003cem\u003eadd-on connection kit is required (sold separately)\u003c\/em\u003e to activate the freeze sensor for communication via Wi-Fi, Building Management Systems (BMS), or Irrigation Management Systems (IMS).\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e\u003cstrong\u003eWARNING:\u003c\/strong\u003e The 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.\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796816896277,"sku":"T122966","price":1317.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/185248.jpg?v=1773078145","url":"https:\/\/www.backflowpreventer.com\/products\/1-1-4-lf850u-qt-fz-dc","provider":"Water Specialties Company","version":"1.0","type":"link"}