Carbon Filter for the BISSELL air400 Air Purifier, Series 24791.
Follow these instructions for filter replacement:
- Make sure the Air Purifier is turned OFF and unplugged before replacing the filters
- Each filter has blue easy pull tabs. The tabs should face outward.
- Insert activated carbon filter before inserting HEPA + Pre-Filter.
- The Pre-Filter attached to the HEPA filter should face outward.
NOTE: Filter life varies based on runtime and existing air conditions. It is recommended to replace both the HEPA + pre-filter and activated carbon filter once every six months.