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: 2025-11-26 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 2k. Poly Riser 15mm x 1500mm (1/2") 7a. Poly Riser 50mm x 150mm (2") ~10d. Poly Riser Continuous Thread 20mm x 150mm (3/4") Poly Riser 25 mm x 2400 mm 2h. Poly Riser 15mm x 457mm (1/2") 3e. Poly Riser 20mm x 500mm (3/4") 5a. Poly Riser 32mm x 150mm (1 1/4") 1a. Poly Cut Off Riser 15mm x 150mm 7b. Poly Riser 50mm x 450mm (2") 2i. Poly Riser 15mm x 750mm (1/2")