Honeywell Doctor's Choice True HEPA Air PurifierThe Honeywell True HEPA Allergen Remover is designed for medium large rooms. This console air purifier will provide cleaner, fresher air in medium large rooms while still looking sleek and not taking up too much space. Honeywell Certified HEPA air purifiers help remove microscopic airborne allergens and particles as small as 0. 3 microns, which are invisible to the naked eye (1). The activated carbon pre filter helps reduce odours and VOCs (3). How