Floors are rarely perfectly level.
How to level concrete floor to install laminate.
Apply floor leveling compound to any low areas or dips using a trowel.
After vacuuming or sweeping the subfloor to clean it add a plywood layer if the subfloor is in very bad shape but do not overlap the sheets.
Then use self leveling compound to fill in any low spots.
Leveling a concrete floor for tile.
Apply concrete leveler primer to the floor with a soft bristle push broom.
Typically the floor must be level and uniform within 3 16 inch every 10 feet.
If the floor is uneven lift up the board until it is level so you ll know how much flooring compound you ll need to even it out.
For a successful installation the concrete floor beneath the tile needs to be.
A plastic roller with spikes.
A container for solution.
To determine the roughness of the concrete floor we put a direct rail to the floor and a level is determined at any not very smooth place.
Feather the edges so they blend in with the surrounding floor.
Make sure to smooth out any puddles of primer to end up with an even coat.
Use a long level and tape measure to check that the floor is level.
Once you ve leveled your floor you can install the laminate pad.
If the area is very large use a long straight 2 in 4 in 5 1 cm 10 2 cm board and set your level on top of it.
Check your wood flooring manufacturer s recommendations and sand any high spots with a concrete grinder.
If you want to install vinyl tile or ceramic tile things get a bit trickier.
If you re on a concrete subfloor you will need to lay down a moisture barrier before applying the pad.
There will probably be more than one.
This takes time and it s a royal pain to do right which is why flooring firms get the to do it.
To level a subfloor for installing laminate follow the directions above to remove high and low spots.
Spread it over the entire surface of the floor with the push broom and apply downward pressure to work it into the pores of the concrete.
After installing the moisture barrier select the thickest pad you can get to help level out the floor even more.
To prepare the foundation concrete floor for laying laminate you will need.
Remember to pin down the barrier to keep it from shifting around.