Pressure Reducing Valve; Type Union; Applicable Standard NSF/ANSI 372, CSA; Actuation Type Diaphragm; Nominal Size 1/2"; End Connection Female Copper Soldered Union x Male Threaded Union; End to End Distance 3-1/16"; Body Material Cast Brass; Seat Material EPDM; Downstream Pressure Range 10 to 25 PSIG; Standard Factory Setting 12 PSIG; Strainer Supplied Yes; Temperature Rating 225 Deg F; Pressure Rating 125 PSIG; Inclusions/Features Built-In Check Valve, EPT, EPDM Insert, Fastfill, Strainer Nut, Universal Tailpiece, Valve Plate; Application Hydronic Heating, Cooling System, Domestic Water System; Strainer Material Brass