Designed to sit above a compatible chamber or access structure, this riser provides a practical way to bring the finished level up without changing the main unit below.
Main Benefits:
- Two Height Options: Available in 50mm or 80mm heights, giving greater flexibility during installation.
- Level Adjustment: Helps bring drainage or access structures up to the required finished surface height.
- Consistent Opening: Maintains a 540 x 345mm access opening for easy integration with the structure below.
- Durable Precast Concrete: Provides a strong and long-lasting solution for permanent outdoor installations.
- Simple Installation: A straightforward way to make height corrections or accommodate different site levels.
Suitable for civil, commercial and drainage applications, Riser No. 2 provides a flexible solution when additional height is needed above an existing chamber or access point.
Additional Information:
We recommend visiting our site to view our samples. Our site is open Monday to Friday (7:30am to 5pm) and Saturday (9am to 12pm).




