Quick exhaust valves provide rapid exhaust of controled air when placed between a control valve and an actuator. They can also be used as shuttle valves. This specific valve has a die cast aluminum body, nitrile static seals and a standard urethane daiphragm. All three of the ports are 1/4" and have a flow rate of 90 SCFM. The maximum operating pressure for the air is 150 PSIG, while the minimum operating pressure is 3 PSIG. This valve can operate between the temperatures of 0°F to 180°F (-18°C to 80°C).