Suchen:

Last year we had to face the same problem. But we turned to the company that works with us in Toronto - POM WaterProofing, so that they first check and say what exactly is the cause of excess...

I don't think this is normal. Is your basement damp and musty? If so, then the white coating on the walls is most likely the deposition of salts. You can also observe the appearance of fungus and...