We don't like dampness in walls!
A capillary water barrier based on synthetic resin/rubber

Examples - Buildings without basements

Moisture near foundations and bases. Renovation treatment: Apply CavaStop 300 from the outside of the structure at a level below the ground floor and above ground level. No excavation is required. Then apply surface waterproofing coat and dehydration plaster.
 
 

Necessary drilling of holes may be accomplished from the inside or the outside of building