Siemens 255-01139 MZ SERIES 3W VALVE ASY, ANSI 250, WATER, LINEAR, 1" FXF, 10 CV, ELECT/MECHSiemens 255 01139 MZ Series 3W Valve Asy, ANSI 250, Water, Linear, 1" FxF, 10 Cv, Elect MechThis Valve Assembly is a Powermite 599 MZ Series, ANSI Class 250, 3 W, WM, Linear, 10 Cv, FxF, 1 In, 200 N, Bronze Body, Includes SSB MZ Series Elect Mech Actuator, Used for control of hot or chilled water for convectors, fan coil units, reheat coils This Valve Assembly is a Powermite 599 MZ Series, ANSI Class 250, 3 W, WM, Linear, 10 Cv, FxF, 1 In, 200 N,