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.

If you're looking for a heavy-duty wood floor cleaner that'll cut through serious gunk, try Zep Commercial Hardwood and ...

Zep is a brand we like ... Here is Bob Vila’s basic recipe for DIY hardwood floor cleaner: Gather 1 teaspoon of pure castile soap, 5 to 10 drops of essential oil (optional), a spray bottle ...