Clean air for your business is here.

purchase order

Purchase Orders
Accepted

bulk discount

Bulk Discounting
Available

covid capture technology

COVID Capture
Technology

✓ Bulk Discounts Available

✓ Trusted by millions of customers worldwide

✓ Used in schools, medical & business offices, restaurants and more

✓ 3 times better than HEPA, filtering 99.99% down to 0.1 micron

✓ COVID Capture Technology

✓ FDA-Cleared Class II Medical Device

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Orders containing fewer than 10 units should be placed on our website. For bulk orders above 10 units, please request a quote.

 

Defender Air Purifier

ratings

✓ Bulk Discounts Available

✓ Trusted by millions of customers worldwide

✓ Used in schools, medical & business offices, restaurants and more

✓ 3 times better than HEPA, filtering 99.99% down to 0.1 micron

✓ COVID Capture Technology

✓ FDA-Cleared Class II Medical Device

Orders containing fewer than 10 units should be placed on our website.
For bulk orders above 10 units, please request a quote.

Sold out

Why the Defender is a smart choice for your business:

FDA Cleared

It Matters. For over 20 years, the Defender air purifier has been an FDA-Cleared Class II Medical Device.

Assembled in the USA

USA Assembled. From the Ohio, USA manufacturing facility directly to you.

Trusted

Established Dependability. Millions of satisfied customers worldwide have trusted FilterQueen for nearly 100 years.

FilterQueen Defender

FilterQueen's filters capture 99.99% of airborne particles down to 0.1 micron. That's even smaller than the size of a COVID particle at 0.125 micron.

Captures up to

99.99%

of particles

defender

Air Particles

Defender
Air Purifier

Asbestos

Paint Pigment

SARS-CoV-2

Carbon Dust

Tobacco Smoke

Virus Carrier

Pollen

Dust

Mold

Bacteria

Dust Mites

Common Smoke

Lead Dust

Pet Dander

Want help from an air quality expert? We are here to help.

Want help from an air quality expert?
We are here to help.

Is the Defender right for your business? Unsure of how many you need?

Get connected with an expert now.

Trusted by businesses worldwide.

Clean air for every space.

Air Purifier for Schools & Universities

Air Purifier for Medical Offices

Air Purifier for Business Offices

Air Purifier for Restaurants

quotes

"With the amount of patient traffic and doctors we have in our clinic, I’ve gone ahead and put the Defender in each of our three office locations to try and mitigate the risk associated with aerosolized infections."

MK Batra, MD

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