Geocell and geogrid are both geosynthetic soil-reinforcement products, and they’re often confused. They solve related problems in different ways — here’s how to tell them apart and choose.
How each one works
Geocell — confinement
HDPE geocell is a three-dimensional honeycomb. You fill the cells with soil, sand or gravel, and the walls confine that infill so it can’t spread under load. That turns loose fill into a stiff, load-bearing layer — ideal for slope protection, access roads, load platforms and channel lining.
Geogrid — tension
Geogrid is a flat mesh with open apertures. Soil locks into the apertures, and the grid carries tension that the soil can’t — reinforcing retaining walls, steep embankments and paved sub-bases so they stay stable.
Quick comparison
- Shape — geocell is 3D (has depth); geogrid is a flat 2D mesh.
- Mechanism — geocell confines infill; geogrid adds tensile strength.
- Best for — geocell: slopes, load support, erosion; geogrid: retaining walls, embankments, sub-base reinforcement.
- Installed with — geocell is expanded and pinned then filled; geogrid is rolled out in layers within the fill.
Which should you use?
If you’re stabilising a surface or slope and want to hold infill in place, reach for geocell. If you’re reinforcing a mass of soil to carry tension — a wall or embankment — reach for geogrid. Many projects use both, along with geotextile for separation and filtration.
Not sure which fits your site? Tell us the application and we’ll recommend the right product and install it.