Wood Flooring On Concrete Subfloor

Check your flooring manufacturer s recommendations to ensure you re using a proper subfloor.
Wood flooring on concrete subfloor. Make sure the concrete slab is flat to the wood flooring manufacturer s specification. New concrete is heavy with moisture and it must be a minimum of 30 days old before moisture testing begins. Determining moisture content of both the wood flooring and the subfloor is an important part of quality control in the flooring installation process. To level a subfloor for installing laminate follow the directions above to remove high and low spots.
Subfloor must be flat. Use a moisture vapor retarder between the subflooring and the hardwood flooring to prevent moisture from leaching through the joists and subfloor to negatively affect the hardwood above. How to install a glued subfloor over concrete. Check for cracks and crumbling.
Get a comprehensive breakdown on which materials to use what to take into consideration and what steps to take for four subfloor systems. Learn how to install beautiful hardwood floors over a concrete slab. Over concrete with a wood subfloor. Use a 6 staple pattern at the perimeter of the subfloor.
This is a popular subflooring option in the southern states and in areas where homes do not have basements. Floated subfloor alternate subfloor glue down sub floor and the nail down subfloor system. A vapor retarder is recommended any time you install a solid 3 4 inch wood flooring over concrete. If the slab is out of specification consider grinding floating or both.
The concrete subfloor must be sufficiently strong to safely support the flooring furniture and people in the room. If you have a subfloor that consists of wood on top of concrete you ll need to test both floors. Typically manufacturers will specify a flatness tolerance of 1 8 in a 6 foot radius and or 3 16 in a 10 foot radius. Concrete is a common subfloor material and in general it s easy to prepare for a luxury vinyl flooring installation project.
Laminate is a budget friendly attractive alternative to hardwood flooring. If your concrete subfloor was just poured you ll need to allow it to properly cure for a minimum of 60 days before your luxury vinyl flooring installation begins.