Product CatalogueStormwater SuppliesPoly FittingsPoly Riser3b. Poly Riser 20mm x 100mm (3/4") Back 3b. Poly Riser 20mm x 100mm (3/4") Product ID: ORI0200100 Brand: 2024-12-23 From: $1.31 AUD View or buy the Poly Riser Poly Fittings - 3b. Poly Riser 20mm x 100mm (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 2k. Poly Riser 15mm x 1500mm (1/2") Poly Riser 15mm x 600mm (1/2") 4e. Poly Riser 25mm x 900mm (1") 5b. Poly Riser 32mm x 450mm (1 1/4") 4f. Poly Riser 25mm x 1200mm (1") 7b. Poly Riser 50mm x 450mm (2") 3f. Poly Riser 20mm x 600mm (3/4") 6c. Poly Riser 40mm x 900mm (1 1|2") 4c. Poly Riser 25mm x 300mm (1") 6a. Poly Riser 40mm x 150mm (1 1/2")