Product CatalogueStormwater SuppliesPoly FittingsPoly Riser4d. Poly Riser 25mm x 450mm (1") Back 4d. Poly Riser 25mm x 450mm (1") Product ID: ORI0250500 Brand: 2025-05-03 From: $3.85 AUD View or buy the Poly Riser Poly Fittings - 4d. Poly Riser 25mm x 450mm (1") from to discover other options and shipping details. Description Back to Poly Fittings - Poly Riser More Poly Riser and others in our range 5a. Poly Riser 32mm x 150mm (1 1/4") 3d. Poly Riser 20mm x 300mm (3/4") 2a. Poly Riser 15mm x 50mm (1/2") 3e. Poly Riser 20mm x 500mm (3/4") 4d. Poly Riser 25mm x 450mm (1") ~10b. Poly Riser Continuous Thread 15mm x 300mm (1/2") 6b. Poly Riser 40mm x 450mm (1 1/2") 2d.i. Poly Riser 15mm x 225mm (0.5") 2d. Poly Riser 15mm x 200mm (0.5") **LIMITED STOCK** 7a. Poly Riser 50mm x 150mm (2")