Camco Brass Water Heater Drain Valve 1/2"Easily replace your water heater valve with a sturdy, easily-installed brass replacement valve. The Camco Brass Water Heater Drain Valve is constructed from premium 2010-compliant brass and creates a watertight fit. This screw-on drain valve has a easy-twist handle. Meant for indoor use.Dimensions: Height: 5.5"; Width: 3.63"; Length: .87"; 1/2" NPT male threadsMaximum Pressure (psi): 150Maximum Working Temperature: 210