To test for the flatness for laying laminate flooring on an uneven subfloor lay a 10 foot long 2x4 board.
Subfloor for laminate on concrete.
Check for cracks and crumbling.
These hills and valleys will eventually lead to unwanted bouncy spots squeaks and groans in the final laminate floor.
In laminate flooring installations the underlayment is the thin flexible sheet of resilient material that is installed on top of a subfloor in order to act as a base for the laminate planks or tiles you re installing.
To install any kind of floor covering engineered wood laminate carpeting basement subflooring is required.
Concrete or tile over concrete are acceptable floors for uninhabited basements.
It is important to choose an underlayment with a vapor barrier for all laminate flooring installations on concrete subfloors.
If you have a subfloor that consists of wood on top of concrete you ll need to test both floors.
To level a subfloor for installing laminate follow the directions above to remove high and low spots.
A floating floor laminate or locking hardwood shouldn t be installed over a wood subfloor that s adhered to a concrete slab.
A concrete subfloor can be covered with a variety of flooring materials or it can serve as the finished floor itself.
In some instances you might be able to install your flooring over an existing floor but it is important to check prior to installation if it is a suitable material.
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.
Look at the board where it touches the subfloor and see if there are any dips bumps or otherwise uneven areas.
The concrete subfloor must be sufficiently strong to safely support the flooring furniture and people in the room.
As mentioned concrete subfloors are porous and have the potential to hold onto excess moisture.
Inspect the moisture level check the moisture level of the subflooring using a moisture meter.
Laminate flooring cannot ever be installed on a subfloor made of carpet or padding.
Wood and concrete are the idea subfloors.