BEST is a one part, trowel applied, tacking moisture-cure urethane adhesive. This advanced, scientifically formulated adhesive does NOT contain water. Once cured, Bostik Best is waterproof and is not adversely affected by exposure to moisture or water its superior properties provide a tough, flexible, tenacious bond to a variety of surfaces. Bostik Best elastomeric characteristics allow the adhesive to move with the wood as it expands and contracts over the life of the floor.
Note: If you slab floors are in dry and good condition, you can use this product to directly install your wood flooring on slab. This product is perfect with Bostik MVP as a two part sealer and glue. Use a 3/16" trowel for installing with this product. Do not leave buckets unopened for long period of time. If you are done with a portion of your job, and wish to use the balance of glue at a later date, be sure to cover it with aluminum foil or a plastic wrap. Doing so, will give it a longer shelf time. Store at a cool and dry area till ready to reuse