Check your wood flooring manufacturer s recommendations and sand any high spots with a concrete grinder.
Gluing 3 4 hardwood flooring to concrete.
My answer to that is yes and it is still warranted.
Lay the 1x4s perpendicular to the direction you intend to install the floor planks.
If you choose the floating plywood method lay down two layers of 3 8 1 2 or 5 8 inch plywood orienting the sheets in the upper layer perpendicular to those in the lower.
In such cases follow wood or adhesive manufacturer s recommendation.
Gluing down solid wood flooring to concretethis is a question that i have started to receive more and more.
Solid 3 4 strip or plank floors are made to be nailed down to wooden subfloors.
And btw get another bid or two that idea is pretty hairbrained imho.
Nwfa recommends using the manufacturer s suggested adhesive.
You are not saying we can glue 3 4 solid wood over concrete are you well the answer is yes and no.
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.
Typically the floor must be level and uniform within 3 16 inch every 10 feet.
Fill any low spots with a cementitious leveling compound following the manufacturer s directions and allow it to dry before proceeding.
Yea yea i know it can be done but that scenerio is not what i would suggest at all.
Some manufacturers allow direct glue installation of 3 4 solid parquet flooring.
The difficulty encountered with solid hardwood is the lack of flexibility compared to more engineered products that are glued.
Successful installation also requires conducting a concrete slab moisture test.
Floor that has been designed to go on a slab.
Using a minimum 5 8 cdx 3 4 recommended plywood the material is installed over the same moisture barriers mastic excluded but attached by way of concrete fasteners.
Installing a hardwood floor over a concrete slab.
Before you run out and order a hardwood floor there are several items you need know.
Then nail the flooring planks with a standard flooring nailer see photo for details.
Lay 3 4 inch exterior grade plywood over the moisture barrier leaving a 3 4 inch space at the walls and 1 8 inch between panels and affix the plywood to the subfloor.
Alternatively screw rows of treated 1x4s to the concrete 16 in.
Deciding factors before installing hardwood flooring over concrete.
When we say 3 4 wood flooring we are not speaking about your average wood that is bowed and bent.
Proper planning will save money time and minimize mistakes.
Such flooring like unfinished 2 1 4 strip that requires mechanical fastener to hold it down and pull it together tight can.
Over the most recent thirty years the most popular method of installing solid 3 4 hardwood on concrete was a plywood subfloor attached to the slab illustration above.