Cap Fitting Connection Type Push-Fit Fitting Material PEX Fitting Tube Size Outer Diameter 3/4 in Maximum Operating Pressure 150 psi Maximum Operating Temperature 200 Degrees F Specific Fitting Shape Tube Cap Color Brown Standards cUPC NSF Compatible Copper Tube Size 3/4 in Compatible Tube Material Copper CPVC PEX Minimum Operating Temperature 0 Degrees F Resistance Properties Compact-Resistant Corrosion-Resistant System of Measurement Imperial