Equivalent HEPA Filter:
Holmes: HAPF-22

Fits Models
Holmes Air Purifiers: HAP-220, HAP-221.

Includes built-in activated carbon pre-filter which helps reduce household odors, trap large particles and extends HEPA filter life.

• True HEPA filter
• 99.97% effective at removing particles as small as 0.3 microns from the air that passes through the filter
• Replace every 6-12 months depending on use and environmental conditions.