The Fujitsu ASU30RLE requires routine maintenance and filter replacement for proper performance and to provide clean air in your environment. Fujitsu recommends the following replacement filters & maintenance:
Two (2) Large Fujitsu "screen" filters with a slot designed specifically for our healthy air filter options. This Fujitsu mini split filter is treated during manufacturing to prevent mold growth. This feature on the filters gives you cleaner, healthier air inside your home, and the coating makes it easier to clean your air filter.
The Fujitsu Catechin Hypoallergenic (White) Filter
The Fujitsu Negative Air Ion Deodorizing (Blue) Filters
The Fujitsu Healthy Air Filters include specialty holders that attach properly to the large screen filters within your indoor unit.