Carbon filter removes odors and captures large airborne particulates. Indicator conveniently notifies you when it's time to change the filter. Proper replacement of filter keeps purifier running at peak performance level and extends life of machine. Compatible with AeraMaxå¨ Air Purifiers.

• Removes odors and captures large airborne particulates.
• Compatible with AeraMaxå¨ Air Purifiers.
• Indicator notifies you when it's time to change the filter.
• With normal usage, it is recommended that you change your filter every three months to keep your air purifier running at peak performance.