{"product_id":"watts-lf919-qt-s-fs-1-2-part-of-the-lf919-series","title":"Watts LF919-QT-S-FS 1\/2 - Part of the LF919 Series","description":"\u003cp\u003eThis 1\/2 inch lead free reduced pressure zone backflow preventer assembly includes a flood sensor with SentryPlus Alert\u003csup\u003e®\u003c\/sup\u003e technology to detect water discharges from the relief valve. When activated through an add-on sensor connection kit, the flood sensor can send an alert to notify facility personnel about potential flooding. Add-on sensor connection kits are available for BMS and cellular communications.  This assembly with bronze strainer is designed to prevent the flow of polluted water from entering the potable water supply due to backsiphonage and or backpressure. Ideal for protection in continuous pressure piping applications and at cross-connections identified as health hazards and from other contaminants found at the service line entrance.\u003c\/p\u003e\n\n\u003cstrong\u003eFeatures\u003c\/strong\u003e\n\u003cul\u003e\n                        \u003cli\u003eFlood sensor with SentryPlus Alert technology to detect water discharges from the relief valve\u003c\/li\u003e\n                        \u003cli\u003eFlood alerts feature available with add-on sensor connection kit\u003c\/li\u003e\n                        \u003cli\u003eLead-free bronze body construction with NPT end connections\u003c\/li\u003e\n                        \u003cli\u003eStrainer, quarter turn ball valve shutoffs with tee handles, two poppet style check valves, replaceable check seats, and air gap fitting\u003c\/li\u003e\n                        \u003cli\u003eCompact, space saving design with separate access covers for the check valves and relief valve\u003c\/li\u003e\n                        \u003cli\u003eTop-mounted, screwdriver-slotted test cocks for easy testing and use in reduced clearance installation\u003c\/li\u003e\n                        \u003cli\u003eEZ twist relief valve cover with quarter turn locking joint to capture the spring load during repair to facilitate disassembly\u003c\/li\u003e\n                        \u003cli\u003eBottom-mounted relief valve for reduced space requirements\u003c\/li\u003e\n            \u003c\/ul\u003e\n\u003ctable\u003e\n        \u003cthead\u003e\n            \u003ctr\u003e\n                \u003cth colspan=\"2\" style=\"text-align: left;\"\u003eSpecifications\u003c\/th\u003e\n            \u003c\/tr\u003e\n        \u003c\/thead\u003e\n            \u003ctbody\u003e\n\u003ctr\u003e\n                \u003ctd\u003eArmorTek Technology\u003c\/td\u003e\n                \u003ctd\u003eNo\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eBackflow Preventer Type\u003c\/td\u003e\n                \u003ctd\u003eReduced Pressure Zone Assembly\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eBody Finish\u003c\/td\u003e\n                \u003ctd\u003eCast Bronze\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eBody Material\u003c\/td\u003e\n                \u003ctd\u003eLead Free Copper Silicon Alloy\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eBody Pattern\u003c\/td\u003e\n                \u003ctd\u003eInline\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eBrand\u003c\/td\u003e\n                \u003ctd\u003eWatts\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eBuy American Act Compliant\u003c\/td\u003e\n                \u003ctd\u003eYES\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eBypass\u003c\/td\u003e\n                \u003ctd\u003eNo\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eBypass Size\u003c\/td\u003e\n                \u003ctd\u003eDoes Not Apply To Product\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eCap And Tether\u003c\/td\u003e\n                \u003ctd\u003eNo\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eDisc Material\u003c\/td\u003e\n                \u003ctd\u003eSilicone\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eEAN\u003c\/td\u003e\n                \u003ctd\u003e098268541793\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eElbow Fitting\u003c\/td\u003e\n                \u003ctd\u003eNo\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eHazard Protection Level\u003c\/td\u003e\n                \u003ctd\u003eHealth Hazard\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eHot And Harsh Water\u003c\/td\u003e\n                \u003ctd\u003eNo\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eHydrant Connection\u003c\/td\u003e\n                \u003ctd\u003eNo\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eInlet Connection Size\u003c\/td\u003e\n                \u003ctd\u003e1\/2 IN\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eInlet Connection Size-Metric\u003c\/td\u003e\n                \u003ctd\u003e15 MM\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eInlet Connection Type\u003c\/td\u003e\n                \u003ctd\u003eFemale Threaded\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eInlet Shutoff Valve Type\u003c\/td\u003e\n                \u003ctd\u003eQuarter Turn Ball Valve\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eInlet Thread Type\u003c\/td\u003e\n                \u003ctd\u003eNPT\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eLead Free\u003c\/td\u003e\n                \u003ctd\u003eYES\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMaximum Temperature-Fahrenheit\u003c\/td\u003e\n                \u003ctd\u003e180\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMaximum Working Pressure-BAR\u003c\/td\u003e\n                \u003ctd\u003e12.10\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMaximum Working Pressure-PSI\u003c\/td\u003e\n                \u003ctd\u003e175\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMeter Type\u003c\/td\u003e\n                \u003ctd\u003eNo Meter\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMinimum Temperature - Celsius\u003c\/td\u003e\n                \u003ctd\u003e0.50\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMinimum Temperature-Fahrenheit\u003c\/td\u003e\n                \u003ctd\u003e33\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eOutlet Connection Size\u003c\/td\u003e\n                \u003ctd\u003e1\/2 IN\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eOutlet Connection Type\u003c\/td\u003e\n                \u003ctd\u003eFemale Threaded\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eOutlet Shutoff Valve Type\u003c\/td\u003e\n                \u003ctd\u003eQuarter Turn Ball Valve\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eOutlet Thread Type\u003c\/td\u003e\n                \u003ctd\u003eNPT\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003ePart Number\u003c\/td\u003e\n                \u003ctd\u003e\u003cspan class=\"highlight\"\u003e\u003cspan class=\"highlight\"\u003eF065377\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003ePolymer Coating\u003c\/td\u003e\n                \u003ctd\u003eNo\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003ePressure Operation\u003c\/td\u003e\n                \u003ctd\u003eContinuous\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eProtection Type\u003c\/td\u003e\n                \u003ctd\u003eBackpressure and Backsiphonage\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eSeat Material\u003c\/td\u003e\n                \u003ctd\u003ePolymer\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eSeries\u003c\/td\u003e\n                \u003ctd\u003eLF919\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eStrainer\u003c\/td\u003e\n                \u003ctd\u003eNo\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eTechnologies\u003c\/td\u003e\n                \u003ctd\u003eFlood Detection\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eTradename\u003c\/td\u003e\n                \u003ctd\u003eNone\u003c\/td\u003e\n            \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/media.mainlinematerials.com\/files\/es-fs-connectionkit-2540.pdf\" target=\"_blank\"\u003eSpecification Sheet - Flood Sensor Connection Kit - Watts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/media.mainlinematerials.com\/files\/es-fs-connectionkit-2540-fr-ca.pdf\" target=\"_blank\"\u003eSpecification Sheet - Flood Sensor Connection Kit - Watts (French)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/media.mainlinematerials.com\/files\/es-fs-connectionkit-2540-es-mx.pdf\" target=\"_blank\"\u003eSpecification Sheet - Flood Sensor Connection Kit - Watts (Spanish)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/media.mainlinematerials.com\/files\/es-lf919-pdf.pdf\" target=\"_blank\"\u003eSpecification Sheet - LF919 (1\/2 to 2 IN)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/media.mainlinematerials.com\/files\/es-lf919-2317-fr-ca.pdf\" target=\"_blank\"\u003eSpecification Sheet - LF919 (1\/2 to 2 IN) (French)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/media.mainlinematerials.com\/files\/es-lf919-2317-es-mx.pdf\" target=\"_blank\"\u003eSpecification Sheet - LF919 (1\/2 to 2 IN) (Spanish)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cb\u003eUPC\u003c\/b\u003e - 098268541793","brand":"Watts","offers":[{"title":"Default Title","offer_id":44887853433032,"sku":"F065377","price":1737.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0172\/0762\/3734\/files\/639004620700000000.jpg?v=1767126007","url":"https:\/\/www.mainlinematerials.com\/products\/watts-lf919-qt-s-fs-1-2-part-of-the-lf919-series","provider":"Mainline Materials","version":"1.0","type":"link"}