Providing and laying vitrified floor tiles of Size 600 x 600 mm in different sizes in light colour shades made using Double Charge technology (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS:15622 of approved make in all colours and shades laid on 20mm thick cement mortar (1 cement: 4 fine sand) complete. (Design is homogeneous throughout the tile body) (Double Charge technology :-Double Charge technology is far more advanced than SST. This technology uses granules in order to create different shades. Tiles using this technology are ideal for high traffic areas. These are the latest technologies of making vitrified tiles. In these technologies, desgin is brought in a tile using dry colour powders during the tile body (Green tiles) is being pressed in a tile press. This is also called random powder technology which is considered as the latest method of manufacturing Vitrified tiles. Here designs are found through out the tile body.)