Why buy genuine: genuine germguardian replacement parts are essential for maintaining product performance, as your purifier is only as powerful and effective as the filter you put inside | Hassle free fit: germguardian replacement parts are designed for a particular unit style and fit like a glove. The fit of your new filter may vary from the original due to change in materials for a less snug fit. This WON'T affect filter performance | Breathe fresh and cleaner air: a HEPA filter, ACtivated charcoal layer, and pre filter work to help improve indoor air quality | Air purifier models: replACement filter for germ guardian air purifier models AC4300bptca, AC4900ca, AC4825, AC4825dlx, AC4850pt, cdap4500bca, cdap4500wca, AC4820, pure guardian model ap2200ca and blACk + decker bxap148 | HEPA filter: reduces up to 99. 97% of dust, pollen, pet dander, mold spores, and allergens as small as . 3 microns from the air | Reduces odors: activated charcoal filter helps reduce unwanted odors from pets, smoke, cooking fumes, and harmful voc's emitted from a variety of household products and chemicals | Traps allergens: charcoal filter also acts as a pre filter to capture large particle allergens such as pet hair and dust | Dimensions: 1. 29 x 4. 76 x 15. 77

4-IN-1 AIR PURIFIER FOR HOME : True HEPA air filter reduces up to 99.97% of harmful germs, dust, pollen, pet dander, mold spores, and other allergens as small as .3 microns from the air | KILLS GERMS : UV-C light helps kill airborne viruses such as influenza, staph, rhinovirus, and works with Titanium Dioxide to reduce volatile organic compounds | TRAPS ALLERGENS : Pre filter traps dust, pet hair, and other large particles while extending the life of the HEPA filter | REDUCES ODORS : Activated charcoal filter helps to reduce unwanted odors from pets, smoke, cooking fumes, and more | QUIET OPERATION The lowest setting can be used as gentle white noise at night for a quiet, restful sleep | SETTINGS : Choose between 3 speed settings and an optional UV-C light | ROOM SIZE : 22 inch purifier filters air 4x per hour at max speed in medium to large rooms up to 167 square feet; CADR RATING: Dust (118) Pollen (125) and Smoke (108). CARB EO# G-12-006. EPA Registration # 87267-CHN-001.