The concept of waterproofing or protecting buildings against the damaging action of water derives from the need to avoid water and humidity related elements that act negatively upon constructions. This negative effect can present itself in several ways, creating health problems, structure deterioration, facility damage and others. Not to mention, that repairing a building damaged by water can be very expensive!

Permeability most frequent causes are: porous or flawed material, badly sealed splices, crack existence, building defects and inadequate surface pendant.

However, we can find different kinds of humidity: the one that gets in from the outside (because of rain, different kind of water infiltrations, ground humidity or underground water), building