Speedfit Secure Shut-Off Valves are available in ½- and ¾-in. CTS sizes and come with a patented locking device that prevents accidental pipe release. A ¼-in. turn handle prevents unwanted movement. The lead-free valves can be used with copper, CVPC or PEX pipe and are suitable for hot and cold plumbing/heating and water filtration/softening applications. Working pressures and temperatures are 160 psi at 73°F, 100 psi at 180°F, and 80 psi at 200°F.