Watts SS 2.5 TR TXG 4X6 Part of the TR2 Series mainline adatile paired with a locking ductile iron paired with a locking ductile iron grate as standard Specifications Body Material Lead Free Copper Silicon Alloy Brand Watts EAN 098268566987 GPM When Relieved Does Not Apply to Product Inlet Connection Size 1 IN Inlet Connection Type Male Threaded Inlet Thread Type NPTF Lead Free YES Maximum Temperature Fahrenheit 210 Maximum Working Pressure PSI 75 Outlet Connection Size 1 IN Outlet Connection Type Female Threaded Outlet Thread Type NPTF Part Number F121407 Pressure Range Does not apply to product Pressure Relief Setting PSI 100 Protection Type Temperature And Pressure Series LF40L Shank Length Does Not Apply To Product Temperature Relief Fahrenheit 210 Thermostat Material Nylon Coated Copper Thermostat Probe Length 2 IN Specification Sheet Flood Sensor for Relief Valve Discharge Line This unit is threaded at the inlet for easy connection to the underground supply and grooved on the building side for easy connection to either the overhead fire sprinkler system or potable water supply UL FM approved and NSF certified