Manual Air Control Valve, Valve Ways and Positions 4-Way/3-Position, Valve Port Size 1/4 in, Connection NPT, Valve Actuator / Return Rotary Lever / Manual, Valve Max. Pressure Rating 150 psi, Valve Temp. Range 18 Degrees to 200 Degrees F, Center Position Open, Coefficient of Volume 2.5, Body Material Aluminum, Cast Iron, Overall Length 6 13/16 in, Overall Height 3 13/16 in, Overall Width 4 3/4 in, Series Reversing Valves, Manual Air Control Valve WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov -