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2. To remove an existing lter, pull the white tab on the end of the lter and pull the lter
out of the device
3. If applicable, place a dry, grey reusable pollen lter on top of a new, optional blue
disposable ultra-ne lter, align the arrows on both lters, and rmly snap them
together.
4. Place the lter into the therapy device.
5. Reinstall the humidier water tank.