When it comes to tile floors, such as the one in a bathroom, grout often becomes dirty for several reasons, according to Jennifer Rodriguez, chief hygiene officer at ProHouskeepers. “Dirty grout ...

This unicorn product is Zep Grout Cleaner, which has gone viral on TikTok, where there’s a clip of it pulling a Houdini on discolored, dirty tiles in 21 seconds. You read that right: In 21 ...

Combo bots can mop and vacuum simultaneously, but for especially dirty floors, it’s best to have the option to vacuum first and then mop. A mop-only mode is also good, as you can send the bot to ...