Watts 8A 3/4" Hose Bibb Vacuum Breaker

Watts 8A 3/4 inch hose bibb vacuum breaker backflow preventer permits the attachment of portable hoses to hose thread faucets and prevents the reverse flow of polluted water into the potable water supply. The vacuum breaker has a brass body construction, stainless steel working parts, and a rubber diaphragm and disc.Ê