Manual Air Control Valve Valve Ways and Positions 4-Way/3-Position Valve Port Size 3/8 in Connection NPT Valve Actuator / Return Lever / Spring Max CFM - Valves 78 cfm Valve Max Pressure Rating 150 psi Valve Temp Range -10 Degrees to 150 Degrees F Center Position Open Normally Open / Normally Closed Normally Open Coefficient of Volume 1.7 Body Material Aluminum Overall Length 5 3/16 in Overall Height 2 in Overall Width 3 15/16 in Series L2 Manual Air Control Valve