Product CatalogueStormwater SuppliesPoly FittingsPoly RiserPoly All Thread Riser 25 mm x 300 mm Back Perth Irrigation Poly All Thread Riser 25 mm x 300 mm Product ID: ORTH25300 Brand: Perth Irrigation 2025-05-04 From: $3.45 AUD View or buy the Poly Riser Poly Fittings - Poly All Thread Riser 25 mm x 300 mm from Perth Irrigation to discover other options and shipping details. Description Poly All Thread Riser 25 mm x 300 mm Back to Poly Fittings - Poly Riser More Poly Riser and others in our range ~10d. Poly Riser Continuous Thread 20mm x 150mm (3/4") 2d.i. Poly Riser 15mm x 225mm (0.5") 3a. Poly Riser 20mm x 50mm (3/4") Poly Riser 15mm x 900mm (1/2") 2i. Poly Riser 15mm x 750mm (1/2") Poly Riser Continuous Thread 15mm x 150mm (1 by 2") Poly Riser Articulated 15mm x 225mm (0.5in) 2c. Poly Riser 15mm x 150mm (1/2") 4f. Poly Riser 25mm x 1200mm (1") 7c. Poly Riser 50mm x 900mm (2")