The repair of the floor screed should begin with the detection of defects on the basis that it is planned to be repaired. To prevent the passage of exfolved sections of the floor, it is necessary to tap its entire area, if when you hit the surface you hear a dull sound, this indicates the detachment of the screed section. Such areas must be cut out. After finding all the exfolved areas, they must be covered with a special mixture. In the case of the destruction of the old screed with a volume of more than 30%, its full replacement will be the best solution.
After we knocked out all the cracks and cavities in the old screed, we should proceed to grinding the base, which is necessary to remove the remaining surface layer of concrete. During and after the work of grinding, a layer of dust forms on the surface of concrete, which after the end of the work must be removed. Now you should wait 24 hours, and only then continue repair work.
In the event that your decision was the complete reconstruction of the floor screed, you first need to prepare a mixture for filling the floor in compliance with the proportion. Then this mixture must be poured along the floor, throughout its perimeter, if you have a large room, then you need to divide it into sites and pour it in parts. When breaking the floor, not segments, the mixture is poured into them separately, as a result, a formed single space is obtained. The repair of the floor screed is completed by grouting the base.
If you have completed the floor screed with high quality, it will be the key to the longevity of your gender.
In the production of a new floor screed, strict adherence to special requirements and norms is necessary, if you are not observed, in your screed, destruction and cracks may soon appear.
After a couple of days, after all the work on the screed is completed, you can walk on the floor, but its complete drying is about 45 days, why you should not rush and put the low floor loads.
The next article on the topic “Paul repair” is the repair of wooden floors
