Vertical wall and drainage fill

Old and humid walls require a controlled humidity exchange. In addition to the creation of a working drain, backfilling with GEOMATERIALS Foam Glass is a suitable method to dry-out walls.


  • GEOMATERIALS Foam Glass is diffusible. Humid walls can dry again
  • Perfect drainage even in slopes
  • Extremly rapid, simple and safe installation 
  • Moisture resistant
  • Environmentally friendly and energy efficient 
  • Incombustible A1
  • Resistant against aging, rotting and rodents