 Since installing it in his room, he's had a lot less problems and says the air smells cleaner. It's a great product for the price. And speaking of price, right now you can buy one Eden Pure Thunderstorm Air Purifier and get a second unit for free. Just go to EdenPureDeals.com and use code HOWIEBOGO to take advantage of the Thunderstorm Air Purifier BOGO deal. The Thunderstorm can handle pet, kitchen, and tobacco odors or that damp smell lingering in your basement.