Watts 8AC 3 4 Part of the 8 Series Z100F 8NH Product Codes: Z415SH 2IC Product Codes: Z415SH 2IC The extension allows the valve to operate above 2 inches of insulation on hot and cold water lines Specifications Backflow Preventer Type Vacuum Breaker Body Finish Chrome Body Material Brass Body Pattern Does Not Apply To Product Brand Watts Buy American Act Compliant NO Bypass No Bypass Size Does Not Apply To Product Cap And Tether No Disc Material Rubber EAN 098268006681 Elbow Fitting No Hazard Protection Level Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 3 4 IN Inlet Connection Size Metric 20 MM Inlet Connection Type Female Threaded Inlet Shutoff Valve Type No Shutoff Valve Inlet Thread Type GHT Lead Free NO Maximum Temperature Fahrenheit 180 Maximum Working Pressure BAR 8 This 3 4 inch hose connection 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 due to backsiphonage