P&G ProLine Heavy Duty Spray Cleaner, cleaning and degreasing for your toughest soils. Environmentally friendly and butyl-free. Closed loop, 2-1 gallons per case. Removes tough greasy soil from a variety of surfaces Removes ink marks/graffiti from walls, countertops, and other surfaces. Removes grease, grime, oils and lubricating compounds found in industrial settings Butyl-Free cleans as well as the leading competitive butyl cleaner.