Watts BF 04 121 15 M2 3 Part of the BF 04 Series Egress System Standard no hub outlet (with optional Standard no hub outlet (with optional push on This 1 1 4 2 IN retrofit pressure vacuum breaker repair kit for series 800M4 FR prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage Specifications Body Material Ductile Iron Brand Watts Buy American Act Compliant NO Class Rating 125 or 150 Control Type Lever Handle CV Rating 302 GPM Disc Material Aluminum Bronze EAN 098268606324 Inlet Connection Size 3 IN Inlet Connection Type Wafer Lead Free YES Maximum Operating Temperature Fahrenheit 248 Maximum Working Pressure PSI 200 Minimum Temperature Fahrenheit 33 Operating Torque Dry 387 in lbs Operating Torque Wet 250 in lbs Outlet Connection Size 3 IN Outlet Connection Type Wafer Part Number 0525809 Seat Material EPDM Series BF 04 Silicone Free Yes Stem Shaft Material 416 Stainless Steel Valve Style Wafer Specification Sheet BF 03 M2 Aluminum bronze disc