Keep powder-coated surfaces clean and dry. Light cleaning of smooth (white) and rough (black) powder-coated surfaces For light cleaning of e.g. grease stains, use a lint-free cloth or a soft brush with glass cleaner. Wipe off with a lint-free cloth. For heavier cleaning, use a lint-free cloth or a soft brush with warm water and a mild detergent. Remove rubber parts to ease the cleaning process. Lime stains For removal of lime stains, use a lint-free cloth or a soft brush with glass cleaner. Then soak the surface in vinegar/cover it with a vinegar-soaked piece of paper towel for 30-60 minutes. Finish by rinsing with lukewarm water.