Autoglym Air-Con Sanitizer is a long lasting sanitizer that has proven to be effective in eliminating bad odours from the air conditioning system. It is effective against yeast and moulds which can contribute to unpleasant smells throughout the vehicle. The simple lock and leave application will clean and disinfect the entire air conditioning system in under 20 minutes. The active ingredients in Autoglym Air-Con Sanitizer will also disinfect upholstery and carpets (general surfaces) with long lasting effect, meaning your vehicle won?t need retreating for another six months.