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NDS, a member of NORMA Group, has been offering quality solutions in flow management, stormwater management and landscape irrigation for the commercial market since 1972. Its extensive product line includes drainage systems and kits, inline emitter tubing, fittings, valves, and repair and compression couplings. Made of durable Type 1 PVC, NDS swing check valves feature an EPDM plastic seal for positive shut-off and an in-line swing mechanism, ideal for preventing backflow in wastewater lines, sewage lift stations, sump disposal lines and ejector systems. The brand also manufactures sturdy round and rectangle PVC valve boxes in different sizes and diameters. Choose from a wide range of these valve boxes and NSF/ANSI 61 + 372 compliant check valves from NDS on Raptor Supplies.
