Each tile is 400mm x 400mm x 18mm and there is 6.25 tiles per m2 we will always round up to the nearest tile so if you order 1m2 you would receive 7 tiles. If you order 2m2 you would receive 13 tiles etc.
Above is a 3m x 3m area each tile is 40cm x 40cm you will need approx 64 tiles this will give you 10% extra for cuttings and loss