Product CatalogueStormwater SuppliesPoly FittingsPoly Riser4d. Poly Riser 25mm x 450mm (1") Back 4d. Poly Riser 25mm x 450mm (1") Product ID: ORI0250500 Brand: 2025-03-25 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 Poly All Thread Riser 20 mm x 300 mm 1a. Poly Cut Off Riser 15mm x 150mm 3d. Poly Riser 20mm x 300mm (3/4") 2i. Poly Riser 15mm x 750mm (1/2") 5a. Poly Riser 32mm x 150mm (1 1/4") 2d. Poly Riser 15mm x 200mm (0.5") **LIMITED STOCK** ~11b. Poly Riser Swing Joint Hunter 1/2" x 30cm 5b. Poly Riser 32mm x 450mm (1 1/4") 4b. Poly Riser 25mm x 200mm (1") 2c. Poly Riser 15mm x 150mm (1/2")