I have an outdoor utility area (air conditioning units, pool equipment, garbage cans, etc.) that has a rigid border. It is currently dirt. I am considering adding crushed stone for drainage. I would like to cover the stone or dirt with your Grip Lock tile product. Do you recommend the tile over the stone or the dirt? Also, what is the difference between Rugged Grip Lock and Vented Grip Lock, other than the thickness of the tile?
We recommend placing our Rugged Grip-Loc Tiles over a flat surface such as concrete or asphalt, but these tiles can be pla�