This heavy duty concentrate is the answer to the increasing demand for an effective air conditioning cooling coil cleaner. This non-corrosive coil cleaner has built-in 24 hour protection that lasts up to 3 months. This product being non-drying, maintains constant cleaning action on the fins and coils, which greatly improves the efficiency of the air conditioning unit and saves on electrical costs. It aids in preventing dust, dirt and other types of soil from accumulating on the cooling coils and also prevents odors from developing at the filter.