WATTS® Total Repair Kit, For Use With: Model 288A 1/4 to 3/8 in Hot or Cold Water Anti-Siphon Vacuum Breaker, Domestic
This repair kit is for a 1/4 to 3/8 inch hot or cold water anti-siphon vacuum breaker, series 288A-Z1, which is used to prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It consists of a disk and disc float, a bonnet, and O-ring.