This offer is for 5 square metres (54 square feet) high quality, heavy duty contract carpet tiles in Dark Grey with bitumen backing. Each tile is 50cm x 50cm and packed 20 tiles per carton (5 square metres). The carpet tiles are easy to use and can be laid as permanent flooring or temporary, there is no need for underlay if you have a suitable flat surface. Any spills or damage simply lift and replace.