Manifold Cap Application Potable Water Fitting Connection Type Qickport Fitting Material Polymer Fitting Tube Size Inner Diameter 1/2 in Specific Fitting Shape Cap Compatible Pipe Size 1/2 in Fitting Tube Size Outer Diameter 1/2 in Standards ASTM F2159 ASTM F877 CAN/CSA B137.5 NSF/ANSI 14 NSF/ANSI 61 Maximum Operating Pressure 80 psi Maximum Operating Temperature 200 Degrees F Minimum Operating Temperature 33 Degrees F Series QickPort