Krud Kutter Brush Wash. Removes dried paint from most types of paint applicators. Specially formulated to clean and recondition synthetic bristle brushes and roller covers. This biodegradable, water-based formula is safe, fast and effective on oil, latex and enamel paints, varnish, lacquer, shellac, and polyurethane. Safely cleans and reconditions synthetic bristle brushes and roller covers. The only biodegradable brush cleaner on the market. A safe alternative to solvent-based brush cleaners.