Watts LF25AUB G HP Z3 1 1 2 Part of the LF25AUB Z3 Series mainline siltfence Specifications Blowdown Outlet Connection Female Specifications Blowdown Outlet Connection Female Threaded Blowdown Outlet Size 1 2 IN Body Material Lead Free Cast Copper Silicon Alloy Body Pattern Wye Bolt Material Does Not Apply To Product Brand Watts Buy American Act Compliant NO Class Rating Does Not Apply To Product Control Type Does Not Apply To Product EAN 098268285611 Epoxy Coating Type None Flange Material Does Not Apply To Product Gasket Material NBR Grooved Coupling Material Does Not Apply To Product Inlet Connection Size 1 IN Inlet Connection Size Metric 25 MM Inlet Connection Type Female Threaded Inlet Thread Type NPT Lead Free YES Maximum Operating Temperature Celsius 178 This 1 1 4 inch lead free anti siphon vacuum breaker backflow preventer for hot or cold water prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage 40 Standard Reduced Pressure Setting PSI 50 Strainer Yes Strainer Material Stainless Steel Thermal Expansion Bypass Yes Trim Material Does Not Apply To Product Type Kit Valve Style Standard Specification Sheet LF25AUB Z3 the pressure range can be adjusted from 75 to 125 psi (5