Rada 203 STEAM & WATER MIXING VALVE(AL) - 1.0.401.06.1 Rada 203 steam and water mixing valve, with 3/4" inlets and 3/4" outlets at top and bottom. Mixing valve equipped with diaphragm, integral adjustable water flow regulator and single lever temperature control. The unit will shut off steam flow instantly in the event of cold water supply failure.\n \n