[Fits:]1/2" - 1" Complete Bonnet Repair Kit for a 720A PVB.
[Suitable for:] 720A pressure vacuum circuit breakers,(also known as a backflow preventer), This kit will repair most damaged 720-A PVB's.
[Material:]Made of stainless steel, rubber and plastic,wear-resistant and prolong service life.
[Function:]The 720A series pressure vacuum breaker assembly is designed for installation on potable water lines to protect against back-siphonage of contaminated water into the potable water supply.