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: 2025-10-18 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 2d.i. Poly Riser 15mm x 225mm (0.5") 6a. Poly Riser 40mm x 150mm (1 1/2") 7b. Poly Riser 50mm x 450mm (2") Poly Cut Off Riser 20mm x 300mm (3 by 4") 1a. Poly Cut Off Riser 15mm x 150mm 6c. Poly Riser 40mm x 900mm (1 1|2") 2h. Poly Riser 15mm x 457mm (1/2") 3e. Poly Riser 20mm x 500mm (3/4") 4e. Poly Riser 25mm x 900mm (1") ~11b. Poly Riser Swing Joint Hunter 1/2" x 30cm