0887726 (Watts) | 1/2 - 3/4 Backflow Retrofit Kit | Float | Spring | Bonnet | Bonnet O-Ring | 800M4-Fr | 800M4-Fr

This 1/2 to 3/4 Inch Retrofit Pressure Vacuum Breaker Repair Kit For Series 800M4-FR, Which 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. | Watts | 0887726