March 15, 2019 By Bsblh4GKA7 Our tiles are sold by the full box of 12 tiles, which covers 0.48 sqm for 200 x 200 mm square tiles and 0.41 sqm for 230 x 200 mm hexagonal. We recommend ordering 10-15% overage to account for cuts, layout and any installation damage. ShareTweetPin0 Shares