EnviroCoil 2.0 is an effective detergent-based cleaner for air conditioning coils. Its mild formulation makes it perfect for use in almost any maintenance scenario, either indoors or outdoors. EnviroCoil 2.0 contains no acids, no phosphates, no harmful solvents, no Sodium Hydroxide and no Potassium Hydroxide. What’s more, it’s surfactants are almost totally biodegradable.