Twin Wall
Twinwall drainage pipes are available in a range of sizes and diameters, from 110mm to 600mm ex-stock (larger sizes available as special order). They are also available as both perforated and unperforated pipes.
Surface Water Twinwall Pipes
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.
Twinwall Sealing Rings
Twinwall Drainage Sealing Ring. To ensure a water tight connection on every joint, sealing rings will need to be fitted between the pipe corrugations. One seal per connection (2 per Coupler).
Twinwall Bends
Twinwall Double Socketed Short Radius Bends. Available for all sizes of Twinwall in 15deg / 30deg / 45deg and 90deg Angles.
Road Gullies
450mm Diameter x 900mm high (also 750mm high) plastic road gully. Ideal for use with 150mm Twinwall or 160mm Sewer Pipe.
- 160mm / 178mm Outlet
- Trapped to prevent odours
- Roddable
Flexible Couplings
Flexible Rubber Couplings and Adaptors. Ideal for joining Twinwall to different types of pipe - clay, concrete, pitch fibre and sewer pipe.