For use inside or out on a variety of surfaces including sanded grout, ceramic tile, porcelain tile, glazed tile, stucco, travertine, marble, slate, granite, terrazzo and more to protect against ...

Cue Zep, a grout cleaner and brightener. People claim it takes years off old grout, lifts heavy stains, and works in minutes. I decided to try Zep on the grout of the porcelain floor tile in my ...

There's nothing quite like knowing you installed light grout that now looks discolored. Managing dark stains on light-colored floor ... of sealer. Don't assume that you can use a marble tile ...