Fill cracks in concrete subfloor and make sure the filled areas are level before cleaning the subfloor.
Leveling concrete for wood floor.
Vacuum the entire room especially around the corners where dust particles tend to collect.
This step is only needed if the compound begins to harden before it has had a chance to fully cover the floor and self level.
Level high spots with a concrete float as necessary.
Slip shims under the low end of the 2x4 rail until it s perfectly level then use a scribing tool to transfer the unevenness of the floor onto the rail.
Grinding and repairing a concrete floor can create concrete dust so be safe and wear a respirator a dust mask will not give you enough protection.
In this video we show you everything you need to know to make perfect level floor using self leveling floor compound.
Fill any low spots with a cementitious leveling compound following the manufacturer s directions and allow it to dry before proceeding.
Check your wood flooring manufacturer s recommendations and sand any high spots with a concrete grinder.
If your floor is concrete use a concrete grinder for large open areas or a 4 inch or 8 inch angle grinder with a cup wheel attachment made for use on concrete.
Mop concrete subfloors with diluted muriatic acid to clear away traces of oil wax or adhesive that may be clinging to the surface.
Use builder s felt or shingles stapled to the floor to fill small low spots if you don t want to wait for leveling compound to dry.
It comes as a powder then mixed with water to a batter like consistency.
Self leveling underlayment products can be used on concrete floors wood subfloors that are uneven but still in decent shape and even over ceramic tile floors eliminating the task of tearing.
Use this self leveling concrete for mak.
To resurface an uneven concrete slab begin by laying a long straight 2x4 wooden rail across the concrete slab floor with one end positioned on the high point in the room.
Mostly used on concrete floors it also works on plywood floors.