Product CatalogueStormwater SuppliesPoly FittingsPoly Riser6b. Poly Riser 40mm x 450mm (1 1/2") Back 6b. Poly Riser 40mm x 450mm (1 1/2") Product ID: ORI0400450 Brand: 2025-11-13 From: $9.53 AUD View or buy the Poly Riser Poly Fittings - 6b. Poly Riser 40mm x 450mm (1 1/2") from to discover other options and shipping details. Description Back to Poly Fittings - Poly Riser More Poly Riser and others in our range 3b. Poly Riser 20mm x 100mm (3/4") 4f. Poly Riser 25mm x 1200mm (1") 1a. Poly Cut Off Riser 15mm x 150mm 7a. Poly Riser 50mm x 150mm (2") 4b. Poly Riser 25mm x 200mm (1") 3e. Poly Riser 20mm x 500mm (3/4") 2i. Poly Riser 15mm x 750mm (1/2") 2g. Poly Riser SCH80 Grey 15mm x 300mm (1/2") 2f. Poly Riser 15mm x 300mm (1/2") 6c. Poly Riser 40mm x 900mm (1 1|2")