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: 2025-05-24 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 Poly All Thread Riser 25 mm x 300 mm 7c. Poly Riser 50mm x 900mm (2") 4a. Poly Riser 25mm x 100mm (1") 2d. Poly Riser 15mm x 200mm (0.5") **LIMITED STOCK** 6b. Poly Riser 40mm x 450mm (1 1/2") 7a. Poly Riser 50mm x 150mm (2") 6a. Poly Riser 40mm x 150mm (1 1/2") 3b. Poly Riser 20mm x 100mm (3/4") 2f. Poly Riser 15mm x 300mm (1/2") 7b. Poly Riser 50mm x 450mm (2")