Product Description: Damp Rid Mold & Mildew Stain Remover, 32 oz. Mold & Mildew is twice as strong as the leading product. For use on both interior and exterior surfaces, it cleans without scrubbing. Ok to use on wood, plastic, fiberglass, vinyl, concrete, brick, tile, grout, garbage cans and outdoor furniture. When used for surface preparation prior to painting, it improves the long term appearance and performance of your paint.