Grey Marble Antique Promenade Tile (297mm x 297mm x 12mm) The natural beauty of Travertine is faithfully recreated with this pattern. The tumbled edge detail and distressed appearance lends the tile added authenticity. This tile is not suitable for use on Pave Support Pads. Composition The formulation includes Metakaolin, a pozzalanic material. The benefits include increased strength, better surface definition and density, resistance to chemical and acids attack and importantly it dramatically reduces the possibility of efflorescence from occurring. Dimensions and Weights Nominal Size: 297mm x 297mm x 12mm Weight of each tile: 2.2kg approx Coverage: 11 tiles per square metre Manufactured from a blend of High Strength Portland Cement, Silica Sand, admixtures, finest quality pigments (where applicable), alkali resistant Glass Fibre for tensile strength and processed granular Mendip Limestone to improve wear.