Product CatalogueStormwater SuppliesPoly FittingsPoly Riser5b. Poly Riser 32mm x 450mm (1 1/4") Back 5b. Poly Riser 32mm x 450mm (1 1/4") Product ID: ORI0320450 Brand: 2026-08-28 From: $9.53 AUD View or buy the Poly Riser Poly Fittings - 5b. Poly Riser 32mm x 450mm (1 1/4") from to discover other options and shipping details. Description Back to Poly Fittings - Poly Riser More Poly Riser and others in our range 1a. Poly Cut Off Riser 15mm x 150mm 2c. Poly Riser 15mm x 150mm (1/2") 4c. Poly Riser 25mm x 300mm (1") 4f. Poly Riser 25mm x 1200mm (1") 2f. Poly Riser 15mm x 300mm (1/2") Poly Riser Continuous Thread 15mm x 150mm (1 by 2") 3f. Poly Riser 20mm x 750mm (0.75") ~10b. Poly Riser Continuous Thread 15mm x 300mm (1/2") 3h. Poly Riser 20mm x 1500mm (3/4") 3d. Poly Riser 20mm x 300mm (3/4")