After spending hours trying to
clean grout">
grout, and just about giving up, I found the perfect solution. You can coat the
grout">
grout with a product called One Step Grout Coating Pen, made by Tile Gard. It made the
grout">
grout look brand new. I then sealed it to keep it that way. I haven't
cleaned
grout">
grout in a year!