Usually, concrete screeds and walls take a very long time to dry, up to several weeks or even months, depending on the degree of water penetration. The process can be accelerated by direct ventilation, using air heaters to accelerate water evaporation from the thickness of the screed, floor slabs, or floor. Water damage repair is an important part of the specialists. They know how to get rid of moisture in a short time. That is why I advise you to contact your nearest company so that you do not have more problems.