WW0061853, Watts, 1/2 In Brass Hose Connection Vacuum Breaker Backflow Preventer, For Tub And Shower Hand Spray Set

This 1/2 inch hose connection vacuum breaker backflow preventer is designed specifically for tub and shower hand spray sets to prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It consists of brass body construction, stainless steel working parts, and a rubber diaphragm and disc. The maximum pressure is 125 psi (8.6 bar).