Siemens 257-02020B SKU: 257-02020B $190.43 $501.12 Quantity -+ Limited Factory Stock Details 2-Way 1/2" Terminal Unit Valve, Cv 1.0, Normally Closed, Stainless Steel Trim, F x UM Connection, Spring Return Pneumatic Valve Actuator, 3-8 psi (21-... Data Sheet Installation Instructions DetailsData SheetInstallation Instructions Back 2-Way 1/2" Terminal Unit Valve, Cv 1.0, Normally Closed, Stainless Steel Trim, F x UM 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.