Siemens Zone Valve,Globe,3-4 In NPT 257-02045

Zone Valve, Actuator Control Pressure - Maximum 8 psi, Actuator Control Pressure - Minimum 3 psi, Actuator Return Action Spring Return, Actuator Type Pneumatic, Application Convectors, Body Material Brass, Body Pattern Two-Way, Bypass Port Coefficient of Volume (Cv) Not Applicable, Close-Off Pressure 35 psi, Coefficient of Volume (Cv) 6.3, Fluid Temperature - Maximum 250 Degrees F, Fluid Temperature - Minimum 35 Degrees F, Gasket/Plug Material Not Applicable, Includes Actuator Actuator Included