Chances are you have heard at least one person you know who has talked about, or recommended, using an air purifier. Because they are becoming more and more popular, it may be tempting to wonder if they are simply a fad that will eventually disappear. In reality, these carefully designed filters have been created to greatly improve air quality by effectively eliminating the most harmful and bothersome particles. These pollutants include dust, pet dander, smoke, allergens, and environmental pollution that always seem to find a way into your home or office. As you consider whether or not purchasing an air purifier is worth your investment you may wish to consider some of the most compelling reasons why this product is well worth every cent you will spend.