Floor Rating - Is there a "rating" for ceramic tiles and does the rating really matter for my project? One store told me the rating is 1 through 5 with 5 being the best.
Donato Pompo, CTC CMR CSI CDT MBA, is the leading tile and stone forensic expert and consultant in North America, and he is a National Tile Contractors Association Recognized Consultant. Donato is the founder of CTaSC.