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: 2025-11-14 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 ~11a. Poly Riser Swing Joint Hunter 1/2" x 15cm 2b. Poly Riser 15mm x 100mm (1/2") 3f. Poly Riser 20mm x 750mm (0.75") Poly Riser Articulated 15mm x 225mm (0.5in) Poly Riser 15mm x 900mm (1/2") 2c. Poly Riser 15mm x 150mm (1/2") 7b. Poly Riser 50mm x 450mm (2") 1a. Poly Cut Off Riser 15mm x 150mm 7c. Poly Riser 50mm x 900mm (2") 2d.i. Poly Riser 15mm x 225mm (0.5")