Manual Air Control Valve Valve Ways and Positions 4-Way/2-Position Valve Port Size 1/4 in Connection NPT Valve Actuator / Return Lever / Spring Max CFM - Valves 26 cfm Valve Max Pressure Rating 140 psi Valve Temp Range 15 Degrees to 122 Degrees F Coefficient of Volume 0.7 Body Material Aluminum Overall Length 3 1/2 in Overall Height 4 in Overall Width 1 13/16 in Series MaxAir Manual Air Control Valve