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: 2025-05-03 From: $3.12 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 3a. Poly Riser 20mm x 50mm (3/4") Poly All Thread Riser 25 mm x 300 mm 2d. Poly Riser 15mm x 200mm (0.5") **LIMITED STOCK** 7c. Poly Riser 50mm x 900mm (2") 3f. Poly Riser 20mm x 750mm (0.75") 4d. Poly Riser 25mm x 450mm (1") 5b. Poly Riser 32mm x 450mm (1 1/4") Poly Riser Articulated 15mm x 225mm (0.5in) ~11a. Poly Riser Swing Joint Hunter 1/2" x 15cm Poly Riser 15mm x 600mm (1/2")