Product CatalogueStormwater SuppliesPoly FittingsPoly Riser4d. Poly Riser 25mm x 450mm (1") Back 4d. Poly Riser 25mm x 450mm (1") Product ID: ORI0250500 Brand: 2025-08-31 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 4b. Poly Riser 25mm x 200mm (1") 3f. Poly Riser 20mm x 600mm (3/4") 2d. Poly Riser 15mm x 200mm (0.5") **LIMITED STOCK** 2a. Poly Riser 15mm x 50mm (1/2") ~10d. Poly Riser Continuous Thread 20mm x 150mm (3/4") 6b. Poly Riser 40mm x 450mm (1 1/2") Poly Riser Articulated 15mm x 225mm (0.5in) 3c. Poly Riser 20mm x 200mm (3/4") 6c. Poly Riser 40mm x 900mm (1 1|2") 3b. Poly Riser 20mm x 100mm (3/4")