all about installing hardwood floors over different subfloors. if the existing sub floor is 3/4 , the flooring must be installed crossing the floor joists ,
floating engineered wood floors can simply be installed directly on osb subfloor.the hardwood flooring must be installed crossing the floor joists (at a 90 degree angle). if there is any deflection in the subfloor when walked on it would be advisable to add an additional layer of 3/8" or 1/2" thick plywood underlayment glued and screwed down over the osb subfloor to add stability.
3. not letting a subfloor dry. always store floor panels under cover. osb exposed during construction must be allowed to dry (especially before installing sensitive finish materials such as hardwood flooring). edge gold includes patented down pore ® grooves that help shed standing water and a proprietary edge seal to reduce edge swell. 4.
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