Additional InformationASSE 1011/ANSI A1121.3 Certified|IAPMO Certified|UPC Certified
Marketing InformationThis 1/2 in 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 back siphonage. It consists of brass body construction with a polished chrome finish, stainless steel working parts and a rubber diaphragm and disc.