About this item Foam Based Cleaning- The powerful foam has the ability to reach deep within air conditioners, immediately remove debris from the fan and exchanger, including dust, oil, worms, and other small items, and remove odor. Remove Bad Odor - This solution, which is made to clean and deodorize the complete Car AC system, comes with a foamy cleaner to remove impurities from the evaporator case and a refresher to treat the ducting. Better Ac Funcutning - The powerful expansion foam reaches far inside the air conditioner keeping the Vents clean and hygienic reducing the load on the compressor and component wear to create the best cooling effect. EASY TO USE ? Cleaner is applied through the drain tube or the blower's fins, which then go through the intake vent and directly into the evaporator. The system is then filled with the specialised cleaning foam, which eliminates odor-causing factors including pollen, dust, nicotine film, and other particles.