Because it matters:
The Defender is an FDA-Cleared Class II Medical Device

FDA-Cleared Class II Medical Device

The Defender air purifier is recognized by the FDA as a Class II Medical device. To meet this requirement a company must put in months of research and interaction with the FDA. The Defender air purifier has FDA 510(k) clearance as a Class II Medical Device and has had this classification for over 20 years.
You can find the documentation here.

Why the Defender is a smart choice:

100% Refundable, 30 Day Trial

Worry Free. If you are unsatisfied with your purchase, simply return your Defender for a full refund within 30 days.

COVID Capture Technology

Verified Results. 99.9% capture rate, with over 95% of the captured pathogen verified as destroyed in the first 24 hours.

Unmatched Warranty

Peace of Mind. The Defender includes an industry leading LIFETIME perpetual warranty.


NEW FilterQueen® Defender® Elite

Original price was: CAD $999.00.Current price is: CAD $799.00. available on subscription from CAD $79.00 / month for 12 months

✓ Removes 99.99% of airborne pollutants

✓ 3x better than HEPA filtration

✓ Class II Medical Device

✓ Ozone-free

✓ 700sqft coverage

SKU: 57782 Category:


This portable room air purifier uses its proven technology to create a cleaner, healthier environment that is protected from harmful pollutants without producing harmful ozone.

✓ Recognized by the FDA as a Class II Medical Device

✓ 700sqft Coverage 

✓ Lifetime Perpetual Warranty

✓ Built in the USA

✓ Available for immediate shipping


Defender Tech Specs

FDA-Cleared Class II Medical Device

FDA Clearance:

510(k) Class II medical device (#K010616)


17.5″ height x 12.25″ diameter


12.75 pounds

Speed Controls:


Air Outlet:

360° Pure Top Release


Brushless high efficiency motor
(100,000 hours expected life)
120V / 60Hz / 85W


0.90 (high)
0.43 (medium)
0.27 (low)


Standard 110/120 U.S. Outlet


Polarized Type A Plug

CSA Approved:



High Speed — 65 decibels
Medium Speed — 56 decibels
Low Speed — 46 decibels

Filtration Level:

> 99.99% at 0.1 micron

Bacterial Filtration Efficiency (BFE):



Lifetime Perpetual Warranty