Foam-A-Coil is a non-acid high foaming cleaner for condenser coils, evaporator coils, mechanical equipment and air filters. Foam-A-Coil 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.