Manual Air Control Valve Valve Ways and Positions 3-Way/2-Position Valve Port Size 1/8 in Connection NPT Valve Actuator / Return Button / Spring Max CFM - Valves 8 cfm Valve Max Pressure Rating 150 psi Valve Temp Range 32 Degrees to 160 Degrees F Normally Open / Normally Closed Normally Closed Coefficient of Volume 0.2 Body Material Aluminum Overall Length 1 3/4 in Overall Height 2 13/16 in Overall Width 1 9/16 in Manual Air Control Valve