The floor can have an unlevel subfloor and still have a base for a nice laminate floor.
Level concrete subfloor for laminate.
A floating floor laminate or locking hardwood shouldn t be installed over a wood subfloor that s adhered to a concrete slab.
Laminate flooring on an uneven subfloor can cause problems and needs to be addressed.
After vacuuming or sweeping the subfloor to clean it add a plywood.
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.
Use a long level and tape measure to check that the floor is level.
It spreads across uneven slabs filling in low spots as it creates a new level surface.
If you are installing a locking or floating floor not attached to the subfloor just make sure that the subfloor is clean.
Whether you re going on to install hardwood ceramic tile or laminate one of the most important steps of any flooring project is making sure the subfloor foundation is level.
Laminate planks snap together and float above a subfloor which means tiny subfloor imperfections are okay although again a level subfloor will help prevent damage.
Typically the floor must be level and uniform within 3 16 inch every 10 feet.
Concrete can often times hold moisture for longer than other types of floors due to its porous composition.
Rather than fasten laminate to the subfloor installers connect.
How to level a floor to lay laminate the misconception is that a concrete subfloor must be completely level to install hardwood.
How to level a floor to lay laminate.
Level floors are critical for reducing gaps between the flooring material and substrate and preventing sagging and other structural complications.
It s a bit confusing but a flat floor can still be slightly out of level and still create a good foundation for a long lasting floor installation.
Inspect the moisture level check the moisture level of the subflooring using a moisture meter.
If you plan on leveling a concrete floor you can do so with relative ease by using a leveling compound.
As a rule new concrete must cure for 60 days before you can install laminate vinyl or hardwood flooring on top.
Actually the floor must be flat which allows for minor variations.
Learn how to use a grinder.