Clean Freeze professional freezer cleaner from Nyco® is perfect for use in frozen food lockers, cold storage areas, flash freezing equipment and other areas where water cannot be used due to subfreezing temperatures. Removes dirt and debris, melts frost and ice when cleaning. Formulated to be used in temperatures as low as minus 40°F. Does not contain methanol or ethylene glycol. Nonflammable, non-poisonous and safer for users.