The Uvonair? 1000 attacks and neutralizes odors at the source. Ozone by ultraviolet light. Operates for less than a 100 watt light bulb. It eliminates odor, mold, bacteria, smoke, etc. Easy to use with no maintenance required. Uvonair? 1000 is for areas up to 1000 cubic ft. Warning: For commercial use only in unoccupied areas.