The 2-in-1 air purifier/humidifier calculates the remaining lifetime of the filter based on actual usage and indoor pollution levels. When it is time to change the filter, the filter replacement indicator will appear red on the control panel on top of the device. The recommended time for changing your air filter 9 months. The recommended time for changing your wick water filter is 6 months.

Use only original Blueair filters compatible with your device to ensure optimal performance.