Austin Air is an American manufacturer that has been making top rated air purifiers for over 30 years. Austin Air purifiers are the only clinically proven air purifiers that are made in the USA. Each Austin Air purifier features cutting edge air cleaning technologies, a simple control panel which will allow you take advantage of 3 different fan speeds and backed by a 5 year warranty. The junior models offer same technologies as regular models but come in a smaller size for those looking to conserve space. No matter which Austin Air purifier you buy you will be eliminating allergens, pollutants circulating in the air your breathe.