Geoplast Products


Element in recycled PP for the protection of basement walls

DEFENDER allows to create a ventilation and waterproofing space between the wall and the backfill, saving the filling of the trench with gravel.

Geoplast Defender


  • 1. complete ventilation and waterproofing of the walls
  • 2. excellent mechanical strength, does not need gravel for the backfill
  • 3. quick and easy handling and installation



Installation Scheme

Defender 3D cross section


Installation Instructions



Is the waterproofing necessary?

We always recommend it for maximum safety.

Can DEFENDER be used on a stone wall with an irregular surface?

No, it is necessary to install it on a smooth and homogeneous surface (such as in concrete).