FlowGuard Gold CPVC is for hot and cold water distribution in pressure systems. FlowGuard Gold CPVC is made of a higher impact resin that insures increased product toughness year round. This higher density (heavier) CPVC is a high-temperature water pipe that has a long term stress rupture of 100 psi at 180 F. (400 psi at 73 F). Conforms to ASTM standard D 2846. Use only CPVC cement approved for use on FlowGuard Gold CPVC water pipe.