Siemens 373-03203 VALVE ASSY 3W MIX 1" 10CV EQ PCT/LIN BRASS TRIM FXF, FLOAT ELECT ACT NSRSiemens 373 03203 Valve assy 3W Mix 1" 10Cv Eq Pct Lin Brass Trim FxF, float Elect Act NSR Flowrite 599 Series Valve Assembly features a floating control, non spring return, 24 Vac electronic actuator with 30 second run time. The 3 way, mixing, 1 inch, 10 Cv valve assembly is ANSI Class 250 and has an equal percentage linear characteristic, brass trim, and female x female end connections. Additional Information Valve TypeThree way Valve Body