UPGRADED FILTER: This Upgraded GENUINE GermGuardian HEPA filter continues to reduce allergens, while the new yellow frame helps you identify that it's a GENUINE HEPA Guardian Technologies replacement filter
CAPTURES ALLERGENS: HEPA Filter captures 9997 percent of dust and allergens as small as 3 microns such as household dust, pet dander, mold spores and plant pollens
REDUCES ODORS: Charcoal filter layer reduces common odors from pets, smoking and cooking Acts as a pre filter to capture large dust particles, helping to extend filter life
Replacement filter for GermGuardian Air Purifier Models AC4300BPTCA, AC4900CA, AC4825, AC4850PT, CDAP4500BCA, CDAP4500WCA, PureGuardian Model AP2200CA and Black plus Decker BXAP148
Only one single combination filter needs to be replaced every 6 to 8 months depending on the use of the product; Charcoal replacements can be purchased separately to extend the life of your filter (Model #FLT22CB4) IMPORTANT: Use genuine Guardian Technologies replacement parts to maintain product performance