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Defender Room Air Cleaner
The Defender works 24 hours a day to remove indoor air pollution for your home at a filtration level that is higher than required in many hospitals. Energy efficient and quiet, the Defender actually reduces more of the tiny, harmful particles HEPA cleaners leave behind. Beware of silent air cleaners, many produce ozone which may be problematic to your health.


Better-than-HEPA Filtration*
Proven Effective Through
   Laboratory Testing
Doctor Recommended
Recognized by the FDA as a
   Class II Medical Device (U.S.A.)
Energy Efficient
Quiet, 24-Hour Operation
3-Speed Programmable
Change Filter Indicator Light
Secure Seal TechnologyT
Pure Top ReleaseT
Does Not Produce Ozone

* HEPA is the industry's filtration standard. Products with HEPA Filtration reduce 99.97% of pollutants down to 0.3 micron. The filters used in the FILTERQUEEN Majestic and Defender reduce 99.98% of pollutants down to 0.1 micron.

Defender® Filter Media Facts:

  • Defender® is intended to filter indoor air to reduce micro-particles as small as 0.1 micron in size, including dust, pollen, smoke, dust mites, dust mite allergens, cockroach allergens, mold spores, and pet allergens.
  • Defender® is capable of removing certain types of bacteria to an efficiency of 99.999%.
  • The media certification is per EN 1822-3, which is the most recent standard published for testing of HEPA and ULPA filters.
  • The media manufacturer, Lydall Technical Media, provides FGI certification data with each lot and roll of filter media (per EN 1822-3).

Bacterial Filtration Efficiency (BFE) Test:

  • Standard test to determine filtration efficiency.
  • Test conducted on Medi-Filter® cartridge by Nelson Laboratories.
    TEST RESULT: Defender* shown to have BFE of 99.999%.

Airborne Molecular Contamination (AMC) Test:

  • Standard test for room air cleaners intended to remove tobacco smoke and other household odors.
  • Test conducted on an Enviropure® Charcoal Filter by the University of Tulsa's Center for Environmental Research and Technology.
    TEST RESULT: Enviropure* Charcoal Filter is highly effective at removing tobacco smoke (twice the effective cleaning rate of next closest test subject).

Filter Efficiency Allergens:

  • Test conducted at indoor air solutions.
  • Allergens tested: cat allergen, dust mite allergen, cockroach allergen, dog allergen.
    TEST RESULTS: All allergens test were below detectable limits of the equipment (0.000000001/gram).

Filter Efficiency Test:

  • Standard test to determine filter retention of aerosol particles.
  • Test conducted on Medi-Filter® Cartridge by IBR.
    TEST RESULT: Medi-Filter® Cartridge has an efficiency of 99.98% at a 0.1 micron level.

Clean Air Delivery Rate (CADR) Test:

  • "American National Standard Method for Measuring Performance of Portable Household
    Electric Cord-Connected Room Air Cleaners."
  • Test conducted by Intertek Testing Services.
  • CADR results are relative numbers indicating a devices performance to the standard,

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