Tackling grimy grout not only revitalizes the look of your tiles but also brightens your entire space, making it feel cleaner ...

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 bathroom.

"This simple and cost-effective method truly does the trick on tile grout," she says. "If you are using this solution in the kitchen, you can even add some degreasing dish soap to help break down ...