Product CatalogueStormwater SuppliesStormwater FittingsLevel InvertStormwater Step Reducer (Coupling) 100mm x 40mm Back MC Stormwater Step Reducer (Coupling) 100mm x 40mm Product ID: SW02SRC100TO40 Brand: MC 2026-01-12 From: $7.33 AUD View or buy the Level Invert Stormwater Fittings - Stormwater Step Reducer (Coupling) 100mm x 40mm from MC to discover other options and shipping details. Description Back to Stormwater Fittings - Level Invert More Level Invert and others in our range 4a. Stormwater Level Invert Taper 300 mm x 225 mm DWV Level Invert Taper 375 mm x 300 mm 3a. Stormwater Level Invert Taper 225 mm x 150 mm Stormwater Step Reducer (Coupling) 100mm x 40mm Stormwater Step Reducer (Coupling) 75mm x 90mm Bend 2m 1000mm radius Patrik Boom Clip 33mm Victoria Skimboards 2022 Foamie 2.0 Blue Hawaii i. PVC Coupling 100mm (4") Manta Stainless Steel 3.0" Dual-rear-exit full-system (medium) for Ford F Truck F250 6.0 Litre V8 Turbo Diesel (long wheelbase)