Watts 72203

Backflow Preventer; Type Double Check Valve Assembly; Valve Configuration Horizontal/Vertical; Nominal Size 1/2 Inch; End Connection Female Threaded x Female Threaded; End to End Distance 3-5/8 Inch; Body Material Cast Copper Silicon Alloy; Disc/Poppet Material Santoprene; Spring Material Stainless Steel; Seal Material EPDM; Flow Rate 11 GPM; Temperature Rating 33 to 180 Deg F; Pressure Rating 175 PSI; Inclusions/Features Check Module; Application Commercial, Residential and Non-Health Hazard Residential Water System; Applicable Standard ANSI/ASSE 1024, ANSI/NSF 61G, CSA (Canada and US) B64.6, CUPC; Lead-Free