Environmentally-friendly, non-corrosive, coil, fin, and filter cleaner. Completely safe on all metals, including aluminum, brass, copper, and magnesium. Non-aggressive and suitable for preventative maintenance. Removes hard water deposits, dirt, dust, light scale, light grease, and lint. Rinsing is optional as condensate will typically provide sufficient rinsing. Non-flammable, non-caustic, non-acid, and solvent-free, so it is virtually non-hazardous. Perfect for AC units, window units, refrigerators, heat pumps, ice machines, ventilators, and other heat exchangers. Promotes efficient heat transfer to restore optimal efficiency and energy consumption.