DESC: Enviracaire® IFD Tower Air Purifier for up to 150 Square Foot Room • Manufacturer's five-year limited warranty • Permanent IFD filter is easy to clean and never needs replacement • Up to 60% quieter than other air cleaners • Two air cleaning power levels 100 CADR. Built-in ionizer freshens and helps remove particles such as dust, pollen, pet dander and tobacco smoke. Compact, space-saving design easily fits in corner. Ideal for medium sized rooms up to 150 sq. ft. 14-3/8w x 10-1/2d x 24h. Shpg. wt. 13 lbs.