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: 2025-05-03 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 3g. Poly Riser 20mm x 1000mm (3/4") 7c. Poly Riser 50mm x 900mm (2") Poly Riser 15mm x 600mm (1/2") 2i. Poly Riser 15mm x 750mm (1/2") Poly Riser 15mm x 900mm (1/2") 3c. Poly Riser 20mm x 200mm (3/4") Poly Riser Continuous Thread 15mm x 150mm (1 by 2") 7b. Poly Riser 50mm x 450mm (2") 2b. Poly Riser 15mm x 100mm (1/2") Poly Riser Articulated 15mm x 225mm (0.5in)