To level concrete floors start by cleaning the floor and filling in any cracks or holes with concrete filler and sealer.
How to level a botched concrete kitchen floor.
How to repair a concrete floor.
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.
The most important thing is to get the concrete level enough usually level to within a couple of mm per metre or the imperial equivalent for the floating floor.
When a subfloor becomes warped or delaminated swells and deteriorates it is no longer level or structurally sound.
Tiny variations in that level will be compensated for if you use a good quality foam underlay so there s no need to achieve absolute perfection.
Leveling a concrete floor.
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.
Raise the lower end of the level until the bubble is centered then measure the distance from the bottom of the level to the floor to find the depth of the dip.
The only problem is part of the floor is uneven and this shows through the current vinyl.
All the kitchen cupboards etc are all firmly in place and it would be one hell of a job to gut the kitchen just to level a floor.
See below for a shopping list and tools subscribe to this old.
Our kitchen measures 10 7 x 8 4.
Then go over any particularly high spots with a concrete grinder so they re level with the rest of the floor.
Temperature changes heavy weights and dropped objects can all damage your concrete floor by causing cracks and holes.
While concrete is a strong construction material it can still crack.
This old house general contractor tom silva shows how to resurface an uneven concrete slab.
Ive seen self leveling compound my only concern is does the room have to be empty to use this.