The original Chemtrol True Union design allows the valve and operational components to be conveniently lifted from the piping system for repair or replacement. The valve can be easily joined with the threaded end connections. Please refer to Chemtrol technical data sheets, valve selection guides and catalogs for engineering and installation information. Corzan CPVC Schedule 80 thermoplastics demonstrate excellent mechanical strength over broad temperature range, outstanding underground performance and superior hydraulics. Chemtrol Corzan CPVC valves are lightweight, easy to install, maintenan