Pneumatic Shut-Off Valve Valve Design Normally Closed Pipe Size 3/4 in Connection FNPT Coefficient of Volume 5.8 Length 3 in Max Pressure 100 psi Ambient Temp Range 32 Degrees to 180 Degrees F Fluid Temp Range 32 Degrees to 140 Degrees F Diaphragm Material PTFE Body Material PVC Seal Material PTFE