2801 Replacement Air Purifier Filter Compatible with Bissell MYair Personal Air Purifier 27809 2780 2780A 2780P 2780B. Replacement for part # Bissell 2801. Not compatible with MYair HUB 3389, MYair Pro 3069 Air Purifier. 2780 Replacement Filter using a 360-degree air intake and the pleated paper technology creates an oversized surface area for efficient dust and dirt removal, the filter captures up to 99.97% of particles as small as 0.3 microns. Material: True HEPA Cartridge Filter and Carbon Filter. This filter effectively helps reduces airborne particles such as pollen, pet dander, dust, odors, smoke, cooking smells, pet odors, refresh your air， maintain healthy and comfortable indoor air. This Air Cleaner Purifier replacement Filter is a great, affordable option for your home Air Cleaner Purifier. Easy to install and save your money: remove the old filter and replace the new filter. Replace every 6 months or more often depending on the usage and environment. Packing included: 2 x 2801 Replacement Filter Carkio focuses on providing high-quality products and first-class services. If you are not satisfied with our products, you can return them within 90 days.