Feature●1" Pressure Vacuum Breaker Bonnet Assembly Kit●800M4 bonnet assembly repair kit compatible with WATTS Water valve●The repair kit has a high-quality rubber O-ring, which is not easy to harden and has good sealing performance. Help you completely solve the water leakage problem of pressure vacuum circuit breakers, thereby reducing the waste of water resources●The breaker bonnet assembly restores the function of the pressure vacuum breaker so that it can function properly. This means that your water system will once again have complete backflow protection, preventing any dirty from backflowing from the water supply pipes back into the drinking water or public water supply●The kit is made of high-quality ABS plastic, which is resistant to aging, not afraid of sunlight, anti-corrosion and has excellent antifreeze effect●When you remove the old parts, just put them on the ground in the order they were removed, and then follow the same order when installing●The kit includes 1 x valve cover, 1 x bonnet O-ring, 1 x vent spring, 1 x hood and 2 x mounting screwsDescription Homhelar 800M4-B 1" Pressure Vacuum Breaker Bonnet Assembly Kit Fits For Watts Pressure Vacuum Breaker