If there is any deflection in the wood plank subfloor when walked on it would be advisable to add an additional layer of 3 8 or 1 2 thick plywood.
Is subfloor hardwood or softwood.
It is recommended that for strip flooring the difference in mc between the subfloor and hardwood floor be no more than 4 percent.
Floating sub floors for solid hardwood installations generally consist of two layers of plywood or allowing enough wood for a 1 inch flooring cleat to hold effectively.
Builders dealers framers when it comes to hardwood flooring the quality of the installation will be determined by the quality of many things including the choice of subflooring and the condition its in.
Considering the fasteners are installed at a 45 degree angle or blind nailed overall thickness required runs about 5 8 of one inch.
If the current subfloor has tongue and groove hardwood planks check to see if it is attached directly to the joists or if it s on top of another subfloor.
Plywood to establish a flat surface and separate the two hardwood surfaces to avoid the expansion and contraction differences.
If it is attached to the joists you can use the 1 4 in.
9 16 or thicker floating engineered wood floors can simply be installed directly on plank subfloor the hardwood flooring must be installed crossing the subfloor boards at a 90 degree angle.
Or maybe you d like to convert an attic space and don t quite have the budget this year for hardwood flooring.
Engineered flooring combines several different wood species layered into the flooring substrate.
Perhaps you just removed your old carpeting in the hopes of finding vintage restorable hardwood only to reveal a plywood subfloor instead.
A solution for situations like this is to sand the plywood and paint it to look like hardwood.
For example some people may opt to use softwood plywood or osb as a wood subfloor with hardwood flooring specified as the surface layer.
Softwood pine flooring can also be used as a wood subfloor in some applications.