Reinforcement element with additional separation and filtration function
Geogrid reinforcement
Combigrid® 40/40 Q1 GRK 4 DB

Functions:
- Soil reinforcement (without design calculation)
- Separation and filtration

Advantages:
- Immediate interlocking with cover aggregate (no production specific elongation)
- High resistance against chemical and microbial attack
- Cost savings with reduced base course thickness