This Air Filter is compact and efficient.

• 100 CADR (Clean Air Delivery Rate) for small to medium rooms (11 ft x 14 ft).
• True HEPA Filter is 99.97% effective at reducing airborne particles from the air passing through it, such as pollen, cat dander, household dust, mold spores and tobacco smoke.
• Activated Carbon Pre-filter helps reduce odors and extends HEPA filter life.
• Multiple Air Cleaning power levels
• Patented 360 degree Air Intake and Discharge for effective air cleaning power.

This item is used but the filter is clean.