Seal Concrete Floor Before Laying Laminate
Where plastic sheets must be joined overlap the sheets by several inches and use strong vinyl tape to secure them.
Seal concrete floor before laying laminate. Pour self leveling cement into any dips in your floor and level off with a trowel. A concrete floor should be sealed to protect against moisture but the sealer can interfere with the tile adhering to the floor. By thomas west a concrete floor may need a moisture barrier before vinyl flooring can be installed. Remove any carpet or other flooring.
However to prevent moisture from the concrete floor from affecting your laminate install a vapor barrier of polyethylene film. Leave it long at each end of the room you ll trim the length after the floor is installed. Determine how much flooring and materials will be needed. Clean the concrete surface and apply a thinset compound to all of the low areas until the surface of the concrete pad is smooth and level.
A concrete floor seems like the perfect base for a vinyl floor installation. Install this barrier even if the concrete subfloor is covered by vinyl linoleum terrazzo or ceramic tile. With just a little extra work you can seal your concrete floor and. Install a plastic vapor barrier.
If your concrete passes the moisture test then plastic sheeting at least 6 mils thick will prevent moisture from getting into your laminate flooring. Allow the thinset to completely dry before you seal the. For installation of vinyl flooring you need a smooth even surface for the underside of the flooring to achieve the best contact for adhesion. From my understanding the screed will not need sealing if you are only going to fit laminate or carpet.
Preparing the concrete surface before laying laminate flooring acclimatising laminate floor usually the sealed packs must be stored flat on the floor for at least 48 hours in the room they are to be installed. Add about 10 to that number to account for any possible mistakes and warped boards. Use a self leveling compound to fill any dips in your concrete floor before applying a sealant. Unroll the underlayment and moisture barrier if needed in long strips joining each row with tape being careful not to overlap the edges.
Multiply length times width of the room. A freshly screeded floor should be sealed before tiles are fitted unless a screed has been used that does not need sealing priming this screed is usually dust free so it seems as yours would require sealing for tiling.