The ventilation floor WIKA Hobo was originally used for moisture protection and has been used for many years.
The ventilation floor WIKA Hobo can also be used as a drainage floor in combination with the RadonProtect Foil for eliminating radon. Depending on the building, the ventilation floor can be laid under or on the base plate.

The ventilation floor is available in different heights, thicknesses and designs. We have the right type for your application.