Product Name: Airtac Type 4hv Three Position Four Way Hand Switching Valve Model NO.: 4HV Three Position Four Way Hand Switching Valve Application: Industrial Usage, Water Industrial Usage, Household Usage Standard: Standard Material: Aluminum Power: Pneumatic Packaging Details: Carton,Sdpc or OEM Packing Delivery Detail: 10 Days Trademark: PLX Transport Package: Standard Export Carton Specification: 4HV 4HVL Origin: China Product Description HV-02 Three Position Four Way Hand Switching ValveHV Series Hand-Switching ValveProduct Features1.Different types are available.2.Size are from 1/8" to 3/4" .3.With longer time the better performance.HV Series Hand-Switching ValveHand-Switching valve is a manual three-position and four way valve with hard seal or soft seal structure. It can control airflow direction, and drive pneumatic application with little operative force, excellent seal and long life.