RATTLER COIL CLEANER is an alkaline-based coil cleaner, designed to penetrate coils and dissolve dirt and grime. Its non-foaming, professional grade formula tackles the tough tasks. No rinsing required when using on evaporator coils. For use on air conditioning split systems, mini splits, refrigeration systems, window units and electronic air cleaners Cleans evaporators and electronic air filters Dissolves grease, lint, dirt and nicotine Gallons (4x1), Drums (35 gal), Pails (5, 6 gal)