Wood also contains chemicals, binders or resins, especially particleboard and OSB, but plywood and luan can as well. Most adhesives contain water, which can cause a reaction with the agents in the ...

Scrape or chip off bumps and fill low spots with floor-leveling compound. A layer of underlayment (lauan or other special plywood, $12 to $20 per 4 x 8-ft. sheet) should be installed over wood floors ...