Product CatalogueStormwater SuppliesPoly FittingsPoly RiserPoly All Thread Riser 20 mm x 300 mm Back Poly All Thread Riser 20 mm x 300 mm Product ID: ORTH20300 Brand: 2024-10-20 From: $2.79 AUD View or buy the Poly Riser Poly Fittings - Poly All Thread Riser 20 mm x 300 mm from to discover other options and shipping details. Description Poly All Thread Riser 20 mm x 300 mm Back to Poly Fittings - Poly Riser More Poly Riser and others in our range 1a. Poly Cut Off Riser 15mm x 150mm ~11a. Poly Riser Swing Joint Hunter 1/2" x 15cm 3f. Poly Riser 20mm x 750mm (0.75") 4f. Poly Riser 25mm x 1200mm (1") Poly Riser 15mm x 600mm (1/2") 2i. Poly Riser 15mm x 750mm (1/2") 3c. Poly Riser 20mm x 200mm (3/4") Poly Riser Articulated 15mm x 200mm (1 by 2") 3g. Poly Riser 20mm x 1000mm (3/4") 5a. Poly Riser 32mm x 150mm (1 1/4")