Spray into coil & ducts and between louvers, so that the whole cavity is full.
After 30 or 45 minutes switch on the blower and allow it to be dried out with dirt & dust and other contaminants to complete the cleaning of louvers & ducting.
Instantly cleans and disinfects the air-conditioner coils & ducts, thus restricting the growth of bacteria and mold in the AC louvers.