Garage Flooring

[juliaaaa]

Want to tidy my dusty garage floor up which was built about 5 years ago but want to use half the garage as a gym so have been looking at BigDug interlocking rubber floor tiles 14mm thick. Not cheap but should do a good job the question I wanted to ask has anyone fitted these and how much preparation was needed epoxy garage flooring phoenix? Being 14mm thick and rubber I wondered if they would go straight over the dust