Make the most of your BISSELL® air280 and air280 Max air purifier and get Simply Clean Air™ by replacing its filter every six months. Regularly maintaining your air purifier by replacing the filter with genuine BISSELL® replacement filters means your machine can continue capturing pollen, dust, pet dander, odors, and VOCs in the air. The HEPA filter capture at least 99.97% of particles 0.3 microns and smaller, so you can breathe easier. BISSELL proudly supports BISSELL Pet Foundation® and its mission to help save homeless pets. When you buy a BISSELL product, you help save pets, too. We’re proud to design products that help make pet messes, odors and pet homelessness disappear.