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: 2025-08-01 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 4d. Poly Riser 25mm x 450mm (1") 3h. Poly Riser 20mm x 1500mm (3/4") Poly Riser 25 mm x 2400 mm 2b. Poly Riser 15mm x 100mm (1/2") 3g. Poly Riser 20mm x 1000mm (3/4") 5b. Poly Riser 32mm x 450mm (1 1/4") 4f. Poly Riser 25mm x 1200mm (1") 2g. Poly Riser SCH80 Grey 15mm x 300mm (1/2") 7d. Poly Riser 50mm x 1200mm (2") 4b. Poly Riser 25mm x 200mm (1")