
Taking the necessary measures
Do you have the right procedures in place to protect your employees?
Are you going one step further to provide peace of mind to your customers?
What are you doing to keep the air in your facility clean?
Going the extra mile
The air indoors is up to five times more polluted than the air outside.
The FilterQueen Defender Air Purifier is recognized by the FDA as a Class II Medical Device.
Create a healthier environment by removing 99.99% of airborne pollutants down to 0.1 micron!


Showing you care
Reopening plans may vary by state and industry, but when it’s time to reopen your business we’re here for you.
The FilterQueen Defender can bring peace of mind as it purifies the air in your business.
Let the Defender work 24 hours a day to help keep your staff and customers safe.
Class II Medical Device
Recognized by the FDA as a Class II Medical Device, the Defender is proven effective through laboratory testing. The portable air cleaner is designed to move easily from room to room.
Quality That Lasts
For over 90 years, FilterQueen has been focused on setting new standards in clean. Built in the USA and backed by a Lifetime Perpetual Warranty, the Defender is literally the last air purifier you will need.
3X Better-Than-HEPA
The Defender filters many of the tiny, harmful particles that standard HEPA air cleaners throw back into the air. Its filtration is 3x better-than-HEPA, capturing 99.99% of particles down to 0.1 micron in size. To put our capability into an understandable reference, a human hair is 50-70 microns.
Businesses Who Care
FilterQueen is featuring businesses that are using the Defender Air Cleaner and go above and beyond to help protect their staff and clients. Check out Businesses Who Care >>