Product CatalogueStormwater SuppliesPoly FittingsPoly Riser6b. Poly Riser 40mm x 450mm (1 1/2") Back 6b. Poly Riser 40mm x 450mm (1 1/2") Product ID: ORI0400450 Brand: 2026-10-24 From: $9.53 AUD View or buy the Poly Riser Poly Fittings - 6b. Poly Riser 40mm x 450mm (1 1/2") from to discover other options and shipping details. Description Back to Poly Fittings - Poly Riser More Poly Riser and others in our range 3f. Poly Riser 20mm x 750mm (0.75") Poly Riser 25 mm x 2400 mm 3b. Poly Riser 20mm x 100mm (3/4") 5b. Poly Riser 32mm x 450mm (1 1/4") Poly Riser Articulated 15mm x 225mm (0.5in) 2k. Poly Riser 15mm x 1500mm (1/2") 2g. Poly Riser SCH80 Grey 15mm x 300mm (1/2") 7d. Poly Riser 50mm x 1200mm (2") 3f. Poly Riser 20mm x 600mm (3/4") 2a. Poly Riser 15mm x 50mm (1/2")