Hardwood floor installers often use the term level when referring to subfloors when actually they are meaning the term flat while it s desirable to have a level floor most homes.
How to level old hardwood floors.
On the top side of the floor another fix it idea to lay down new hardwood over the existing floor.
Remove the existing flooring.
The process of fixing both an out of level and an out of plane floor is simply known as leveling a 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.
A plywood subfloor will bridge any minor waves in the existing floor and leveling compound would help too.
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.
If you re replacing an old floor with a new one your first task will be to get rid of the outdated flooring material.
Use a pry bar to pull up hardwood floors one section at a time or unfasten carpet or laminate and roll it up from one end.