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: 2025-05-24 From: $1.47 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 6b. Poly Riser 40mm x 450mm (1 1/2") 2d. Poly Riser 15mm x 200mm (0.5") **LIMITED STOCK** 2f. Poly Riser 15mm x 300mm (1/2") 6a. Poly Riser 40mm x 150mm (1 1/2") 2a. Poly Riser 15mm x 50mm (1/2") Poly Cut Off Riser 20mm x 300mm (3 by 4") 3h. Poly Riser 20mm x 1500mm (3/4") 5a. Poly Riser 32mm x 150mm (1 1/4") Poly All Thread Riser 20 mm x 300 mm 7b. Poly Riser 50mm x 450mm (2")