Hardwood floors installed over 1/2" and 5/8" subfloor
Install new 5/8" plywood underlayment. Get a decent grade like B/C exposure 1, which means the glue is exterior grade. Leave an 1/8" between between sheets and at least 1/4" at the perimeter and all vertical objects.
Tile 4 You LLC Troy, MI
KERDI Shower Specialist ... DITRA Installs ... Product-Method suitability consultation. I have NEVER made a mistake, I thought I did once...........but I was wrong! - PRODUCTS ADVERTISED WITHIN MY POST ARE NOT ENDORSED BY ME!