HG Tile Cement Grout Film Remover (Product 11) 1L Cement grout remover for all types of tiles and flagstones HG tile cement grout film remover is a cement grout remover that removes cement residue from all types of porous and non-porous ceramic tiles and flagstones. But also from non-calciferous natural-stone types, such as Norwegian slate, granite and quartzite. Remove cement grout? The unique aspect of our cement residue remover is that it dissolves cement from the tile surface, but not the cement from the grouting. The grout is even strengthened. Also suitable for removing rust. When it concerns really stubborn cement and mortar residues, we recommend HG tile cement grout and mortar remover (product 12).