Siemens 257-02038 SKU: 257-02038 $135.26 $355.95 Quantity -+ Limited Factory Stock Details 2-Way 1/2" Terminal Unit Valve, Cv 2.5, Normally Open, Brass Trim, F x F Connection, Spring Return Pneumatic Valve Actuator, 3-8 psi (21-55 kPa) Data Sheet Installation Instructions DetailsData SheetInstallation Instructions Back 2-Way 1/2" Terminal Unit Valve, Cv 2.5, Normally Open, Brass Trim, F x F Connection, Spring Return Pneumatic Valve Actuator, 3-8 psi (21-55 kPa) Back Back Stocked items ship in 1 business day. Factory items typically ship in 3-5 business days (estimate only). Actual times may vary.Email sales@energycontrol.com for more information.