Product CatalogueStormwater SuppliesPoly FittingsPoly Riser7b. Poly Riser 50mm x 450mm (2") Back 7b. Poly Riser 50mm x 450mm (2") Product ID: ORI0500450 Brand: 2026-03-06 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 2i. Poly Riser 15mm x 750mm (1/2") Poly Cut Off Riser 20mm x 300mm (3 by 4") Poly Riser 15mm x 600mm (1/2") 7b. Poly Riser 50mm x 450mm (2") 2c. Poly Riser 15mm x 150mm (1/2") 2e. Poly Riser 15mm x 250mm (0.5") **LIMITED STOCK** 2h. Poly Riser 15mm x 457mm (1/2") 3e. Poly Riser 20mm x 500mm (3/4") 3d. Poly Riser 20mm x 300mm (3/4") 3a. Poly Riser 20mm x 50mm (3/4")