If you have very high or low spots foundation or structural problems or termite damage you may need professional help.
How to level floor for floating floor.
In many cases you can level a floor yourself.
For instance you may have a dining room floor that end to end is level but between those two points are various sags and dips.
Work your way outward from the interior of the room.
Use this guide from the home depot to learn about leveling floors.
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.
When you re finished spread some concrete leveler primer over the floor and let it dry until it has a tacky.
Once the compound reaches a creamy consistency pour a thin layer into the sunken sections then smooth out inconsistencies with a hand trowel.
Lay a long level downhill on the floor with one end of the level on the level part of the floor and the other end at the lowest point.
Then go over any particularly high spots with a concrete grinder so they re level with the rest of the floor.
Different from slanting sloping floors are those that sag or have dips.
Leveling floors can be a diy project or left to professionals.
To level concrete floors start by cleaning the floor and filling in any cracks or holes with concrete filler and sealer.
Laminate floors may be glued down or installed as floating systems which lock together using tongue and groove connectors.
To level a floor start by removing the existing flooring.
Then mix leveling compound according to the instructions on the package in a large bucket.