Enjoy fresh, clean air in your home or office all year round with the Cleanforce MEGA1000 Air Purifier with Hepa filter.This air purifier tower fan offers optimal filtration thanks to its H13 Hepa filter. With the Cleanforce MEGA1000, any large room can enjoy clean air with 99.97 percent of pollutants captured thanks to 4 layers of filtration on both the left and right sides of the unit. Each side has 1 plastic pre-filter and 1 multi-integrated filter made of non-woven cloth, H13 Hepa filter, and an activated carbon filter.