1 1/4-2 Backflow Retrofit Kit, Float, Spring, Bonnet, Bonnet O-Ring, 800M4-Fr_This 1 1/4-2 IN retrofit pressure vacuum breaker repair kit for series 800M4-FR prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It consists of a float, spring, bonnet and bonnet O-ring. It is ideal in health hazard continuous pressure applications such as irrigation systems and industrial process water systems where the water enters the equipment at or below its flood rim._Factory Replacement Kit_All parts are made of high quality materials_Retrofit repair kit_No special tools required for changing parts_Specifications_ADA Compliant N_Brand Watts_Kit Contents Float Disc Assembly, Vent Spring, Bonnet, Bonnet O-Ring, Hood And Screws_Kit Type Retrofit Kit_Lead Free YES_Part Number 0887717_Product Group BACKFLOW KITS_Products Used On Series 880M4-FR Pressure Vacuum Breaker_Series RK-800M4