Can You Install Rubber Gym Flooring Over Carpet? - FlooringInc Blog Dec 6, 2017 . 1.1 If You Have Plush Carpet; 1.2 If You Have Flat, Low Pile / Berber Carpet; 1.3 The Best Gym Floors to Use Over Carpet. Can you install rubber gym flooring over . If you have hard surfaces like wood, tile, vinyl, laminate, etc., it's easy to figure out what to do with your floor. You just lay some rubber or foam..