The best room fans for cooling ionizer is the Lasko Wind Curve Fan. This fan has a fresh air ionizer setting built-in, which allows it to be used for cooling as well as heating. This fan can even be used to dry the sweat from your body! This fan can easily fit anywhere small room or area where you might need some cool air without creating too much humidity. It is also very lightweight, making it easy to move around any place you might need it. The biggest problem with this type of fan is that they are not very powerful and therefore not very comfortable to use.