Well-known since the early 1900s for its innovative ceiling fans, Hunter also manufactures a variety of portable air purifiers that help create cleaner, healthier air in your indoor environment. When used regularly, Hunter air purifiers capture and remove up to 99.97% of allergy-aggravating impurities. Use a Hunter air cleaner in your bedroom, living room, office, or den to combat allergy- and asthma-triggering irritants. Many Hunter air purifier units are equipped with advanced filtration technology such as replaceable true HEPA filters or cost-saving PermaLife filters that require no replacement. All Hunter air cleaners are value-priced and feature high Clean Air Delivery Rates (CADR) for pollen, dust, and smoke.