Surface Water Twinwall Pipes
Product information
Twinwall Drain Pipe (150mm - 600mm). Available as Unperforated, Perforated and Half Perforated 6mtr Lengths. The Twinwall range is designed for the use in gravity surface & stormwater drainage applications.
Twinwall is manufactured from high density polyethylene, and extruded by a process in which 2 layers are fabricated simultaneously, giving the pipe a corrugated outer wall and a smooth inner wall. Extremely durable product, perfect for culverts.
