Separation and filtration layer below the base course

Filtration geotextile
Secutex® 251 GRK 4

Functions:

  • Separation of soil layers with different grain sizes
  • Excellent soil retention of the filtration geotextile prevents washing out of lines

Advantages:

  • High permeability
  • Rolls up to 6.0m width
  • High frictional interaction
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