Price For: Each Overall Width: 1/2" Series: Directair 2 Pipe Size: 1/8" Connection: NPT Max. Pressure: 150 psi Body Material: Aluminum Item: Manual Air Control Valve Coefficient of Volume: 0.2 Temp. Range: 32 Degrees to 175 Degrees F Actuator/Return: Roller/Spring Coefficient of Volume: 0.2 Overall Length: 5" Overall Height: 2-1/4"^Air Valve Type: 4-Way, 2-Position Country of Origin (subject to change): United States.