This full-featured valve is engineered to provide accurate throttling control and shutoff for industrial, chemical and water treatment applications. Weir-type design eliminates entrapped fluids in valve and is excellent for handling liquids with suspended solids, viscous fluids and slurries. Available in PVC, CPVC and Glass Filled Polypropylene with a variety of Diaphragm material options. PVC & CPVC 1/2 in - 2 in valves with Flanged Body, Spigot Body or True Union style Socket & Threaded ends or Optional Special Reinforced (SR) Threads, and sizes 2-1/2 in - 8 in with Flanged Body. Polypropylene 1/2 in - 2 in valves with True Union style Special Reinforced (SR) Threaded ends and sizes 2-1/2 in - 8 in with Flanged Body. True Union style also available in metric socket and BSP thread sizes 1/2 in through 2 in.