You will have to make sure your joists can handle the addition of considerably more weight from the plywood subfloor and any floor coverings.
How to level old wood floors.
On the top side of the floor another fix it idea to lay down new hardwood over the existing floor.
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.
If you re replacing an old floor with a new one your first task will be to get rid of the outdated flooring material.
Watch our step by step video showing how to level a wooden floor with expert advice and top tips to help you complete the job with confidence.
Adjust the strip as needed.
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.
When installing a hardwood floor the homeowner may need to level the existing subfloor.
A plywood subfloor will bridge any minor waves in the existing floor and leveling compound would help too.
When complete this will be a spacer that bridges the gap between the old floor and the new level surface.