Woodford Model 37 Vacuum Breaker Brass Mip 1-in Vacuum Breaker

The Woodford Model 37 HA is standard on Woodford Models 27 and 67 with 1-1/8 in. - 18 special threads x 3/4 in. hose threads; double-check backflow preventer is designed to protect hose connections from contamination in freezing conditions. Uses include laundry tubs, utility sinks, boiler room and outside hose bibbs. Woodford, The Choice of Professionals.