Add Simple Green Pro HD Heavy-Duty Cleaner to your cleaning routine. The formula effectively breaks down grease and grime from a variety of surfaces, including metal. As a liquid concentrate, the cleaner can be used to make several gallons. Powerful liquid concentrate solution. Breaks down tough grease, grime and oil stains. Ideal for professional applications. Recommended for floors, metal surfaces, heavy equipment and more. 2 bottles of cleaner/degreaser per box.