Miele SF-AA 30 ACTIVE AirClean Filter is essential for anyone concerned with controlling odors from the exhaust of their Miele vacuum. Miele's ACTIVE AirClean filter with active carbon filters dust particles and unpleasant odors. The ideal solution for pet owners and smoker's households. Once activated, a TimeStrip releases a red line of liquid that spells replace, over the course of one year, reminding users when it’s time to replace the filter. For best results replace your ACTIVE AirClean filter once a year or if you notice unpleasant odors coming from your Miele vacuum.
