NIBCO Chemtrol® Tru-Bloc® 4" Red Kynar® PVDF Flange True Union Ball Valve

The Chemtrol® Tru-Bloc® True Union ball valve is engineered with a self-adjusting seat and upstream and downstream blocking capability to stop flow when an alternate union is removed for servicing the piping system. The valve's injection molded red Kynar® polyvinylidene fluoride (PVDF) construction with FKM O-ring is ideal for use with hot corrosive liquids, chemical processing, industrial plating, waste treatment systems and outdoor installations.