Function
The 720A Series Pressure Vacuum Circuit Breaker Assembly is designed to be installed on the drinking water line to prevent the water stop from backsiphonage into the drinking water supply system. Unless the ball valve or valve body itself is broken, this pressure vacuum circuit breaker repair kit will repair most of the frozen 720A PVB.
Applicable Temperature Range
33 ° F to 110 ° F.
Package Included
1*o-ring,1*plastic washer,1*spring,poppet assembly,1*spider sembly. This product does not contain instructions.