The unpleasant side effects of allergies shouldn’t follow you home. Improve your breathing and remove unpleasant odors with the Insignia NS-APLWH2 497 Sq. Ft. HEPA Air Purifier. This HEPA Air Purifier removes allergens, large irritants, mold, dust, pet dander, smoke and pollen with the included HEPA filter. The HEPA Air Purifier's active carbon filter also removes odors, keeping your house smelling clean and fresh. An LED display makes it easy to check the air quality of your home and change the settings of the air purifier, such as the speed, timer or child lock. It’s ideal for a large-sized room up to 497 sq. ft. You shouldn’t have to struggle to breathe in the comfort of your own home. Help avoid allergy flare-ups by cleaning your air today.