Hayward Flow Control Systems, Clemmons, NC, a division of Hayward Industrial Products, is now offering a new line of diaphragm valves that provide superior handling of difficult media such as corrosive fluids, abrasives or slurries, and can also be used for high purity and sanitary applications.Available in manual or actuated (pneumatic or electric) models, DAB Series valves feature a multi-turn design for precise control, are rated to 150 PSI, can be used for on/off or throttling service, and are self-draining on one side so little or no dead volume remains in the valve.A choice of EPDM, FPM or PTFE diaphragms are available to fit ?" - 6" PVC, ?" - 4" CPVC, ?" - 10" PPL, and ?" - 8" PVDF valve bodies. Connection options include molded-in ANSI flanges, ASTM True Union socket end connections or threaded bodies.