Thermostatic Mixing Valve Body Material Lead Free Copper Silicon Alloy Flow Rate 4 gpm Inlet Type Threaded Outlet Type MNPT Inlet Size 1/2 in Outlet Size 1/2 in Temp Range 80 Degrees to 120 Degrees F Max Pressure 125 psi Overall Height 2 15/16 in Overall Width 3 3/16 in Inlet Temperature (Cold) 40 Degrees to 80 Degrees F Inlet Temperature (Hot) 120 Degrees to 180 Degrees F For Use With Domestic Hot Water Applications Standards ASSE 1070