Febco LFFRK 850 870 CK4 856 876 CK1 860 880 CK2 4 Part of the RK 850 860 856ST 876VST 880 LF850 LF860 LF856 LF876 LF860 LF880 Series Geotextile 2 Body Material Lead Free 2 Body Material Lead Free Cast Copper Silicon Alloy Brand Watts Buy American Act Compliant YES Corrosion Resistant Coating No Disc Material EPDM EAN 098268349702 Gauge Option No Gauge High Pressure Reduced Pressure Range Does Not Apply To Product High Pressure Reduced Pressure Setting Does Not Apply To Product Inlet Connection Size 1 IN Inlet Connection Type Female Threaded Inlet Thread Type NPT Lead Free YES Maximum Operating Temperature Fahrenheit 160 Maximum Working Pressure BAR 20 Shallow Profile is 5 1 2 in Specifications Compatible Series or Model 850 All parts are made of high quality materials