Shop for Paint at The Home Depot. Concrobium Mold Stain Eraser is a powerful cleaning solution that targets and removes tough mold stains with no scrubbing. The solution works quickly to remove stains, leaves no residue and requires no rinsing. This unique formula contains NO bleach so it won't discolor or damage surfaces. It can be used outdoors and indoors. Ideal for decks, patios, fences, walkways, railings, siding, gutter, roofs, tile, showers, bathrooms, basements and outdoor furniture.