TwinWall PVC Sewer Drainage Pipes (WIS 4-35-01)For adoptable sewer applications
150mm, 225mm & 300mm diameters
Suitable for adoptable foul and surface water sewers
Private foul and surface water applications
Twinwall PVC drain offers the following benefits over traditional materials.
- The flexibility to tolerate ground movement without damage, whilst withstanding the combined effects of backfill and loading
- Fewer joints to reduce the likelihood of leaks and blockages
- A high level of chemical resistance to the wide range of substances found in both effluent and contaminated soils
- A smooth bore gives good hydraulic performance
- WIS 4-35-01 certification for adoptable foul and surface water sewers.