Ceramic floor tiles; glazed and unglazed ceramic tiles; glazed and unglazed porcelain tiles; ceramic wall tiles; ceramic tiles for covering floors; ceramic tiles for covering walls; ceramic tiles for external floors; ceramic tiles for external walls; ceramic tiles for flooring of building; ceramic tiles for internal floors; ceramic tiles for internal walls; tiles made of ceramic materials for building purposes; tiles of ceramic; tiles of porcelain; wall covering tiles of ceramic