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: 2026-08-29 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 2b. Poly Riser 15mm x 100mm (1/2") 3c. Poly Riser 20mm x 200mm (3/4") ~10b. Poly Riser Continuous Thread 15mm x 300mm (1/2") 4e. Poly Riser 25mm x 900mm (1") 2c. Poly Riser 15mm x 150mm (1/2") Poly Riser 15mm x 900mm (1/2") 7b. Poly Riser 50mm x 450mm (2") 4c. Poly Riser 25mm x 300mm (1") 7d. Poly Riser 50mm x 1200mm (2") 2d.i. Poly Riser 15mm x 225mm (0.5")