A plywood subfloor will bridge any minor waves in the existing floor and leveling compound would help too.
Leveling uneven wood floor.
You will have to make sure your joists can handle the addition of considerably more weight from the plywood subfloor and any floor coverings.
Whether you hire an expert or diy working on a level.
Installing a hardwood floor is an advanced diy project.
When you are dealing with uneven floors one option that you have is to use self leveling compound.
If not your floor covering which is the solid hardwood laminate tile or other exposed flooring that goes on top of the subfloor will never be flat and level this problem can be fixed but it all depends on exactly what kind of uneven subfloor you have.
1 place a 4 foot carpenter s level on the floor and locate all of the low areas in your floor.
This compound can potentially be utilized on a concrete slab or a wood subfloor and it works well when you are dealing with dips in the floor.
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.
Just as a house needs a level foundation so does a quality hardwood floor.
Hardwood floors install faster.
How to level a subfloor for a hardwood floor install.
After the leveling compound cures you can begin installation of the wood flooring.
Hardwood floor installers often use the term level when referring to subfloors when actually they are meaning the term flat.
A subfloor is meant to be flat and level.
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.
Floors are rarely perfectly level.