Bleach isn't the only way to get rid of mold and mildew. Shurhold's Moldaway is an incredibly effective bleach alternative, removing a variety of impurities without harsh chemicals. Moldaway is a scientifically formulated, powdered, oxygenated cleaner. It quickly removes stains caused by mold, mildew, algae, dirt, blood, food, and drink. It's safe on all colors, and can be used on vinyl, canvas, plastic, carpeting, and wood, plus interior and exterior cushions. Designed for RV use, Moldaway deodorizes drains without harming the piping. It will also help clean the sump container by oxygenating the sump water and killing mold, mildew spores, and other bacteria without bleach.