Air Genius – Various Room Sizes

Air Genius 3 (HFD300)
Air Genius 4 (HFD280, HFD310)
Air Genius 5 (HFD320)
Air Genius 6 (HFD360B)

The Air Genius Series Air Purifiers require the following filters:

• 1 Washable Pre-Filter
• 1 Permanent, Washable ifD® Particle Filter

Optionally, you can remove the washable pre-filter, and use the following Odor & VOC Reducing pre-filter:

• 1 K Pre-Filter

Filter replacement guidelines:

• Washable ifD® Filters and Pre-Filters are recommended to be washed every 3 months.
• If using, the Optional K Pre-Filter is recommended to be changed every 3 months.

See below for compatible filters to the Air Genius Series Air Purifiers.