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: 2026-05-06 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 4b. Poly Riser 25mm x 200mm (1") 3f. Poly Riser 20mm x 750mm (0.75") 3a. Poly Riser 20mm x 50mm (3/4") 2h. Poly Riser 15mm x 457mm (1/2") 6a. Poly Riser 40mm x 150mm (1 1/2") 7d. Poly Riser 50mm x 1200mm (2") 3g. Poly Riser 20mm x 1000mm (3/4") 5a. Poly Riser 32mm x 150mm (1 1/4") 2d.i. Poly Riser 15mm x 225mm (0.5") Poly All Thread Riser 20 mm x 300 mm