Concrobium 126-056 House and Deck Wash, Liquid, Very Little, Transparent, 68 oz, Bottle, Pack of 6Concrobium House and Deck Wash is a non toxic solution that removes dirt, grime and surface mold and mildew stains from exterior surfaces. It contains no bleach or other harmful chemicals and is plant friendly. Safely dissolve the toughest stains around your home in minutes Ideal for use on wood, composite wood, stone, masonry, concrete, stucco, vinyl, aluminum and fabric Water based formula that contains NO bleach and is safe to use around grass and