We purchased two of the Oreck Tabletop Air Purifiers and are loving them. My son constanlty had breathing problems and trouble sleeping at night, but once we put the air purifier in his room he has slept perfectly and the air seems to be so much cooler and cleaner.

We also placed an Oreck Tabletop Air Purifier in our general living area, which it has a little more difficult time keeping up in such a larger area, but still does fairly well.

One downfall is that it constantly needs cleaning, if they are not cleaned at least every couple of weeks or so, it emits a very loud clicking noise, which...