Cleaning marble can be trickier than other popular countertop types because of the porous nature of this natural stone. Marla Mock, President of Molly Maid, says that when it comes to cleaning marble, ...
Seal marble at install and reseal every 6–12 months or after harsh cleaning. Test with water—if it soaks in within 30 minutes, reseal. Protect marble by avoiding acids, abrasives, and wiping spills ...