Product CatalogueStormwater SuppliesPoly FittingsPoly Riser3d. Poly Riser 20mm x 300mm (3/4") Back 3d. Poly Riser 20mm x 300mm (3/4") Product ID: ORI0200300 Brand: 2025-11-13 From: $2.44 AUD View or buy the Poly Riser Poly Fittings - 3d. Poly Riser 20mm x 300mm (3/4") from to discover other options and shipping details. Description Back to Poly Fittings - Poly Riser More Poly Riser and others in our range 2d. Poly Riser 15mm x 200mm (0.5") **LIMITED STOCK** 3a. Poly Riser 20mm x 50mm (3/4") 2f. Poly Riser 15mm x 300mm (1/2") 4d. Poly Riser 25mm x 450mm (1") 3b. Poly Riser 20mm x 100mm (3/4") 1a. Poly Cut Off Riser 15mm x 150mm 5b. Poly Riser 32mm x 450mm (1 1/4") Poly Riser 15mm x 600mm (1/2") Poly All Thread Riser 25 mm x 300 mm 5a. Poly Riser 32mm x 150mm (1 1/4")