0887706 (Watts) | 1/2 - 3/4 Inch | 800M4 PVB Complete Rubber Repair Kit

This 1/2 to 3/4 Inch Complete Rubber Parts Repair Kit is Designed For a Pressure Vacuum Breaker Series 800M4, Which Prevents The Reverse Flow of Polluted Water From Entering Into The Potable Water Supply Due to Backsiphonage. This Kit Consists of a Vent Seal, Check Disc, And Bonnet O-Ring. | Watts | 0887706