Pneumatic Shut-Off Valve Valve Design Normally Closed Pipe Size 1-1/2 In. Connection FNPT Coefficient of Volume 17 Length 5 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/PTFE Seal Material PTFE