{"product_id":"1-1-4-lf825y-qt-rp-fs","title":"1 1\/4 LF825Y-QT-RP-FS","description":"\u003cp\u003eThe FEBCO Series LF825Y 1 1\/4 inch Reduced Pressure Zone Backflow Preventer Assembly provides reliable protection against high hazard (toxic) fluids in potable water supplies.\u003c\/p\u003e\u003cp\u003eThis assembly is ideal for industrial plants, hospitals, chemical facilities, irrigation systems, boiler feed lines, and other installations requiring maximum cross-connection contamination protection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFeatures a \u003cstrong\u003eflood sensor\u003c\/strong\u003e with SentryPlus Alert technology to detect continuous discharge from the relief valve.\u003c\/li\u003e\n\u003cli\u003eIncludes \u003cstrong\u003ethreaded quarter turn ball valves\u003c\/strong\u003e and test cocks for shutoff.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLead Free\u003c\/strong\u003e* construction complies with state codes and standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModular relief valve and check valves\u003c\/strong\u003e for easy maintenance.\u003c\/li\u003e\n\u003cli\u003eAll internal parts are \u003cstrong\u003eserviceable in line\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eDesigned with \u003cstrong\u003elow head loss\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring loaded \"Y\" type check valves\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaceable seat rings\u003c\/strong\u003e on all sizes.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eOperation\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIn normal flow conditions, the check valves are open with the zone pressure maintained at least \u003cstrong\u003e5 psi lower\u003c\/strong\u003e than the inlet pressure, and the relief valve is closed.\u003c\/li\u003e\n\u003cli\u003eShould abnormal conditions arise (no flow or reversal of flow), the differential relief valve opens and discharges to maintain the zone at least \u003cstrong\u003e2 psi lower\u003c\/strong\u003e than the supply.\u003c\/li\u003e\n\u003cli\u003eWhen normal flow resumes, the differential pressure in the zone resumes and the relief valve closes.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMainline valve body and caps\u003c\/strong\u003e are Lead Free* cast copper silicon alloy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelief valve body and cover\u003c\/strong\u003e are Lead Free* cast copper silicon alloy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck valve moving member\u003c\/strong\u003e is center stem guided.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElastomers\u003c\/strong\u003e feature Nitrile seat discs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiaphragms\u003c\/strong\u003e are Nitrile, fabric reinforced.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSprings\u003c\/strong\u003e are Stainless steel.\u003c\/li\u003e\n\u003cli\u003eEnd connections are \u003cstrong\u003eNPT ANSI\/ASME B1.20.1\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eNote: An add-on connection kit is required to activate the flood sensor's alert features. Without this kit, the sensor is a passive component without communication to other devices. Watts® is not responsible for the failure of alerts due to connectivity or power issues.\u003c\/em\u003e\u003c\/p\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796817486101,"sku":"F683008","price":2132.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/183867.jpg?v=1772730835","url":"https:\/\/www.backflowpreventer.com\/products\/1-1-4-lf825y-qt-rp-fs","provider":"Water Specialties Company","version":"1.0","type":"link"}