Product CatalogueStormwater SuppliesPoly FittingsPoly Riser7b. Poly Riser 50mm x 450mm (2") Back 7b. Poly Riser 50mm x 450mm (2") Product ID: ORI0500450 Brand: 2025-05-24 From: $13.16 AUD View or buy the Poly Riser Poly Fittings - 7b. Poly Riser 50mm x 450mm (2") from to discover other options and shipping details. Description Back to Poly Fittings - Poly Riser More Poly Riser and others in our range Poly Cut Off Riser 20mm x 300mm (3 by 4") 5a. Poly Riser 32mm x 150mm (1 1/4") 3e. Poly Riser 20mm x 500mm (3/4") 2g. Poly Riser SCH80 Grey 15mm x 300mm (1/2") 4b. Poly Riser 25mm x 200mm (1") ~10b. Poly Riser Continuous Thread 15mm x 300mm (1/2") 3f. Poly Riser 20mm x 750mm (0.75") 6a. Poly Riser 40mm x 150mm (1 1/2") 7c. Poly Riser 50mm x 900mm (2") 3d. Poly Riser 20mm x 300mm (3/4")