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: 2025-05-04 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 4e. Poly Riser 25mm x 900mm (1") 6c. Poly Riser 40mm x 900mm (1 1|2") Poly All Thread Riser 20 mm x 300 mm Poly Riser 25 mm x 2400 mm 5b. Poly Riser 32mm x 450mm (1 1/4") 2a. Poly Riser 15mm x 50mm (1/2") 3c. Poly Riser 20mm x 200mm (3/4") 7d. Poly Riser 50mm x 1200mm (2") 7c. Poly Riser 50mm x 900mm (2") 7a. Poly Riser 50mm x 150mm (2")