Resilient flooring is supple; it can easily conform to the irregularities in the subfloor. This is why it is necessary to be careful to prepare the subfloor correctly to ensure a smooth surface. The concrete subfloor should be protected from moisture. Engineered flooring can be mounted on or below grade concrete subfloor or wood subfloor that includes plywood or individual planking or is directly on classic flooring.
Before beginning the simple task of preparing the subfloor for the new floors, it supports the original floor and must support the structure to assure it is in good condition. It is best and necessary to assess and fix small issues at an early stage before they become major issues. If you feel that the simple floor is in good condition, then it is possible to proceed with your work of installing a new floor, it is long life.
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You need to make sure that the slab is free of moisture, dirt, grease, and old finishes and that the slab is flat if you are installing a new flexible floor on a concrete slab that is at or below level. You need to guarantee that the slab remains dry because the floor will loosen when the moisture is coming out of the ground even after it is laid.
Most parts of concrete floors that have been recently poured, even the moisture barrier that is put on, require at least one month to wash. If you have the facility to properly heat and ventilate the floor, speed up the drying process of this ground.
However one of the downsides of concrete floors is the simple fact that moisture remains up to 2 years after its installation. Therefore it would be appropriate that you check the existence of moisture from the ground before starting the installation process.