Product CatalogueStormwater SuppliesPoly FittingsPoly Riser7b. Poly Riser 50mm x 450mm (2") Back 7b. Poly Riser 50mm x 450mm (2") Product ID: ORI0500450 Brand: 2026-11-14 From: $13.16 AUD View or buy the Poly Riser Poly Fittings - 7b. Poly Riser 50mm x 450mm (2") from to discover other options and shipping details. Description Back to Poly Fittings - Poly Riser More Poly Riser and others in our range 2a. Poly Riser 15mm x 50mm (1/2") 4b. Poly Riser 25mm x 200mm (1") 4d. Poly Riser 25mm x 450mm (1") Poly Cut Off Riser 20mm x 300mm (3 by 4") 5c. Poly Riser 32mm x 900mm (1 1|4") 7c. Poly Riser 50mm x 900mm (2") 6c. Poly Riser 40mm x 900mm (1 1|2") 3f. Poly Riser 20mm x 750mm (0.75") 4f. Poly Riser 25mm x 1200mm (1") 2d.i. Poly Riser 15mm x 225mm (0.5")