Watts LF223 S B LP 3 4 Part of the LF223 Series Window Well Cover a light duty slotted loose set grate a light duty slotted loose set grate Specifications Body Material Lead Free Copper Silicon Alloy Brand Watts EAN 098268585629 Inlet Connection Size 3 4 IN Inlet Connection Type Female Threaded Inlet Thread Type FPT Lead Free YES Outlet Connection Size 3 4 IN Outlet Connection Type Female Threaded Outlet Thread Type FPT Part Number 0121472 Pressure Range 50 to 150 PSI Pressure Relief Setting PSI 85 Series LF174A Specification Sheet Flood Sensor for Relief Valve Discharge Line 70 Maximum Working Pressure PSI 300 Minimum Temperature Celsius 0 bypass to control thermal expansion pressure