Watts LFM115 GRV E 30 300 LS 1 1 4 Part of the LFM115 Series chat hdpe engineered for reliable wastewater discharge engineered for reliable wastewater discharge and back flow protection in commercial and industrial settings Specifications Body Finish Chrome Plated Body Material Bronze Brand Watts Control Type Key EAN 098268611977 Frost Free No GDS Status Registered Inlet Connection Size 3 4 IN Inlet Connection Size Metric 20 MM Inlet Connection Type Union Male Threaded Inlet Thread Type NPT Lead Free NO Outlet Connection Size 3 4 IN Outlet Connection Type Union Joint Outlet Thread Type NPT Part Number 0722050 Series TWS Wall Thickness 8 IN With Vacuum Breaker Yes Specification Sheet TWS This pressure reducing control valve is designed to automatically reduce a fluctuating higher inlet pressure to a constant lower downstream pressure regardless of varying flow rates The quick closing action of the valve limits the possibility of damaging high inlet pressure from passing through the valve to downstream piping