Watts 957N NRS FS 4 Part of the 957 Series ADS Specifications Actuation Yes Assembled Dry Specifications Actuation Yes Assembled Dry No Balance Stop Plate No Ball Material 316 Stainless Steel Body Finish Brass Body Material Brass Brand Watts Control Type Tee Handle CV Rating 15 EAN 098268689143 Inlet Connection Size 1 2 IN Inlet Connection Size Metric 15 MM Inlet Connection Type Female Threaded Inlet Thread Type NPT Lead Free YES Maximum Temperature Fahrenheit 450 Minimum Temperature Celsius 18 Specifications Body Material Cast Iron Brand Watts Buy American Act Compliant YES FreeArea 137 SQ IN Lead Free Not In Scope Outlet Connection Size 6 IN Outlet Connection Type No Hub OverflowDome No OverflowDrain Does Not Apply To Product Specification Sheet RD 300 torsion spring check valves Specification Sheet Flood Sensor Connection Kit Watts (Spanish)