Dumawall mystic dark grey wall panels bring an really elegant finish to all interior walls and are so simple to fit and maintain once in place your walls will have the natural charm of genuine tiled walls with an authentic built in grout line but you will no longer be troubled with unhygienic dirty or crumbling groutingr dumawall is ideal for wet and dry rooms and offers both high impact resistance and colour fastness as the panels are made from completely solid uv resistant material