 Nasty smells from dirty laundry, pets, cooking odors, even musty mildew smells are no match for the Thunderstorm. And no more expensive filters to buy, saving you money month after month. Just turn it on and forget about it. It'll quietly work in the background, cleaning and freshening the air in your home. And the Thunderstorm will get rid of all stinky odors with no costly filters to buy.