Product CatalogueStormwater SuppliesPoly FittingsPoly Riser~10d. Poly Riser Continuous Thread 20mm x 150mm (3/4") Back ~10d. Poly Riser Continuous Thread 20mm x 150mm (3/4") Product ID: ORTH20150 Brand: 2025-09-06 From: $1.23 AUD View or buy the Poly Riser Poly Fittings - ~10d. Poly Riser Continuous Thread 20mm x 150mm (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 2c. Poly Riser 15mm x 150mm (1/2") 5a. Poly Riser 32mm x 150mm (1 1/4") 2h. Poly Riser 15mm x 457mm (1/2") 2d.i. Poly Riser 15mm x 225mm (0.5") 4a. Poly Riser 25mm x 100mm (1") 4c. Poly Riser 25mm x 300mm (1") Poly Riser 25 mm x 2400 mm 3d. Poly Riser 20mm x 300mm (3/4") 3h. Poly Riser 20mm x 1500mm (3/4") 1a. Poly Cut Off Riser 15mm x 150mm