Another advantage of a ceiling fan filter is an essentially ideal airflow pattern. If you have people sitting around the outside of a room,with the fan in the center, it blows fresh air down toward the people, and then sucks up the dirty air around the perimeter of the room.
Another advantage of a ceiling fan filter is an essentially ideal airflow pattern. If you have people sitting around the outside of a room,with the fan in the center, it blows fresh air down toward the people, and then sucks up the dirty air around the perimeter of the room.