Most people are still squeamish about the importance of air purification, a process that is absolutely necessary. Especially in cities, we often breathe in more toxins than we breathe clean air. If you have never had such a device, it can be very difficult to choose the first one. With thousands of nameless companies sticking their logos on generic cleaners, it's very easy to buy a mediocre or even harmful device. But EcoQuest  is a company that makes quality devices. EcoQuest Classic is unrivaled and shows the elimination of odors, mold, unsafe chemicals and pathogens at the molecular level.