When dampness has been present in the home for some time, it manifests itself in recognizable signs. These signs of dampness are not just a visible manifestation of the problem, a simple aesthetic disorder. They are a real pathology, dangerous for your home and even for your health. These signs can help youidentify a moisture problem
You have brown, green, black marks on your walls, more or less prominent. You clean them and they come back? This is mold. Fungi which develop according to the rate of moisture and the temperature. They will pollute the air you breathe in your house and make it unhealthy.
That's why you need to pay particular attention to the presence of unpleasant odors. Although unpleasant on a daily basis, unpleasant odors usually indicate a humidity problem, and in particular the presence of mold, algae, bacteria... Nauseating odors are often synonymous with unhealthy air that's dangerous to your health.
Other fungi can also develop because of the moisture problem, including merula. If you have moisture in a cellar where papers, wood... are stored, then you have the ideal ground to risk the appearance of merula.
White marks on the walls indicate the presence of saltpeter, also called stone salt. You can see small white crystals on the surface that look harmless. The saltpeter, which forms whitish lines and halos on the wall, is actually the tip of the iceberg.
If humidity has started to weaken the structure of your house you can see exterior coatings that are crumbling and falling apart or, even worse, you can notice cracks appearing. The longer you wait, the more the humidity attacks the structure or allows the development of mold, saltpetre...
Should you be afraid of humidity? The following article answers this crucial question by explaining the effects of humidity can have on a house