Product CatalogueStormwater SuppliesPoly FittingsPoly Riser7b. Poly Riser 50mm x 450mm (2") Back 7b. Poly Riser 50mm x 450mm (2") Product ID: ORI0500450 Brand: 2026-04-22 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 Poly Riser 15mm x 900mm (1/2") 2h. Poly Riser 15mm x 457mm (1/2") 5b. Poly Riser 32mm x 450mm (1 1/4") 5a. Poly Riser 32mm x 150mm (1 1/4") 6b. Poly Riser 40mm x 450mm (1 1/2") 3e. Poly Riser 20mm x 500mm (3/4") 3b. Poly Riser 20mm x 100mm (3/4") 6c. Poly Riser 40mm x 900mm (1 1|2") Poly Riser 25 mm x 2400 mm 2d.i. Poly Riser 15mm x 225mm (0.5")