A. O. Smith KJ500F-B01 Air Purifier is designed to improve indoor air quality by removing air pollutants such as dust, bacteria, viruses, smoke, and allergens.

A. O. Smith KJ800F-B01 Air Purifier is designed to effectively improve indoor air quality in larger homes, hospital and dental clinics, and restaurants. 

A. O. Smith KJ1200F-B01 high capacity air purifier is suitable for indoor air cleaning in hospitals, airports, offices, restaurants, hotel lobbies, hallways and function halls.