It’s time to capture and filter all the dust and allergens lurking about in the air with the GermGuardian 3-in-1 Air Cleaning System. Cleanse and purify your rooms from household dust, mold spores, plant pollen, pet odor & dander, cooking smells, smoking odor…the list goes on. The 22 inch 3 speed tower is perfect for medium sized rooms and the UV-C light technology eliminates airborne bacteria, germs, viruses and mold using titanium dioxide. Depending on usage, the filters only need to be replaced every 8-9 months!