Parquet laying is all serious, any oversight can cause irreversible consequences up to a full transcriptor or even worse to eject most of the material.
Before laying, it is necessary to properly prepare the base, it must be homogeneous and in addition to it there should not be bumps and in general any other defects. In the event that any communications pass in the floor in advance of them in advance in order to exclude the possibility of the situation related to the need to replace them already during the operation of the laid parquet. By the way, the mason table is very popular now, many are usually bought by many.
You can not forget to check the overall level of the floor, you need to not have a significant difference. In the event that during the visual and technical inspection of the base, any defects were found, you need to proceed to eliminate them.
If the parquet will be laid on top of the concrete base the best option would be to use a cement-sand mixture, and to be more precisely organizing a screed. If there is a desire, then you can apply a more expensive self -leveling mixture. In the event that the parquet will fit on a wooden base for alignment you can use moisture -resistant plywood and wooden lining.