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: 2024-12-05 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 5a. Poly Riser 32mm x 150mm (1 1/4") Poly Riser Articulated 15mm x 200mm (1 by 2") 6a. Poly Riser 40mm x 150mm (1 1/2") Poly Riser 25 mm x 2400 mm Poly Cut Off Riser 20mm x 300mm (3 by 4") Poly Riser 15mm x 600mm (1/2") Poly Riser 15mm x 900mm (1/2") 7b. Poly Riser 50mm x 450mm (2") 7d. Poly Riser 50mm x 1200mm (2") 2i. Poly Riser 15mm x 750mm (1/2")