Profile: Hydra-Numatic Sales Co. specializes in alarm equipment and waste water treatment systems. Our product line includes waste water, centrifugal, sumps effluent drainage, station boss constant torque variable flow control system, OEM pumps, flow control valves, constant pressure booster systems, prefabricated pump stations in fiberglass or steel enclosures. We also provide self-cleaning filters, screens, micro filters and high-capacity mixed & axial flow pumps.