Powerful cleaner, especially effective in spaces where accumulated moisture creates mold, algae and moss on the joints of bathrooms, kitchens, closets, and vacation homes that remain closed for a long time, warehouses, cellars, swimming pools, showers, commercial kitchen ceilings, ceilings with insufficient thermal insulation, roofs before waterproofing, etc. Paint over with any paint or waterproofer, after rinsing well.