Apollo™, 34ALF214S, Thermostatic Mixing Valve, Master, Series: 34ALF, 3/4 in Nominal, Solder End Style, 150 psi Pressure, 210 deg F, 0.5 gpm Flow, Media: Water, 4.56 in Inlet to Outlet Length, Bronze Body, Chloramine Resistant EPDM O-Ring Softgoods, Domestic