Foam-A-Coil is a non-acid high-foaming cleaner for condenser coils, evaporator coils, mechanical equipment, and air filters. Foam-A-Coil's penetrating, surfactant aided, foaming action lifts and removes grime, oil, grease, and dust from air conditioning, refrigeration coils, air handling, and mechanical equipment. Foam-A-Coil requires no special ventilation and is biodegradable.