Glue Down Wood Flooring Over Concrete

There were challenges for sure.

Glue down wood flooring over concrete.

Using a glue down floor is an option in above grade installation only since installation below grade requires a plastic barrier on top of the concrete. 500 750 square feet of coverage. But the catch is that the solid wood flooring we have that can be glued over concrete and warranted is 5 16 and 7 16 solid hardwood not 3 4 solid hardwood and can be only on on grade and suspended concrete. Glue down wood flooring when it comes to engineered hardwood floors two common methods of installation are floating and glue down.

Alternatively screw rows of treated 1x4s to the concrete 16 in. For the floor adhesive to properly stick the floor must be clean. The moisture cure urethanes took the lead and the south was now able to enjoy solid wood flooring installations directly over their concrete slabs. Some engineered wood flooring products are designed for a glue down application when installing flooring over a concrete slab.

My answer to that is yes and it is still warranted. The following is a rundown of all the basics you need to know about these two installation methods. One subtlety that some did not realize was that solid boards used successfully for glue down installation were not the same as those used for nail down. Applications are more prominent with residential construction in sunbelt areas commercial locations and high rise dwellings.

The installation of hardwood floors by the glue down method is used predominately on concrete slabs. Glue is a secondary method of attachment for bonding wood to concrete. Use a quality cleaner like zep professional concrete and masonry floor cleaner 27 per gallon. Lay 6 mil polyethylene sheeting over the concrete to minimize moisture migration from the concrete up into the wood flooring.

Glue forms the initial bond but without screws and nails the natural expansion and contraction of the wood can break or weaken the glue. When glue is used in conjunction with screws and nails the bond is strong enough to resist natural movement of the wood. Glue down hardwood floors on concrete.