Cyber Monday SAVE 25% – use code CYBER2021 Products About Support Search Log in Cart Provide clean air for your business. In stock & FREE 2-day shipping FREE 1 year supply of filters included Defender Air Purifier 4.8 star rating ✓ Lifetime perpetual warranty ✓ 3x better than HEPA filtration ✓ Class II Medical Device ✓ Quiet, 24-hour operation ✓ Hospital Tested ✓ Ozone-free $799.00 Starting at $73/mo with Affirm. Prequalify now Limited Edition Black Worldwide Edition Add To Cart 100% Refundable, 30 Day Trial If you are unsatisfied in any way with your purchase, simply return your Air Purifier for a full refund within 30 days. Class II Medical Device The Defender is recognized by the FDA as a Class II Medical Device and is hospital tested. Assembled In The USA Our manufacturing and assembly plant is located in Ohio. We have been assembling FilterQueen products right here in the USA. How the Defender works 360° Air Intake The lower half of the Defender pulls air in from every angle, no matter which way the machine is facing. HEPA is the industry standard (99.97% at 0.3 micron). Our filters have been independently tested to remove 99.99% of particles down to 0.1 micron in size. How small is 0.1 micron? Free 2-Day Shipping The Defender includes free 2-day shipping anywhere in the USA. Order today and start enjoying fresh air within 2 business days. Unmatched Warranty We offer a LIFETIME perpetual warranty for the Defender Air Purifier. Purchase and replace your Medi-Filter Cartridge each year and enjoy a lifetime of clean, purified air. Over 90 Years In Business In the last few years, other companies have tried to take advantage of the urgency to protect the indoor air. Healthy indoor air quality has been our way of life since 1928. The Defender removes 99.99% of harmful airborne particles that standard HEPA air filters leave behind. Viruses & Bacteria Mold Spores Dust Mites Pet Dander Smoke Pollen & More Office buildings The Defender moves easily from room to room, providing a healthier work environment. Medical & Dental Offices Rather than just relying on the building's HVAC system capacity, the CDC recommends using a portable HEPA air filtration unit for dental procedures and in airborne infection isolation rooms. Restaurants & Bars Polluted air is pulled in from all sides through both filters. Secure Seal Technology ensures that only pure, clean air returns to the room. Schools There is no doubt that the decision is difficult for parents to make in regard to sending their children back to school. You can help make their decision easier by cleaning the air in each classroom with the Defender Air Purifier. Meets the following EPA guidelines: Does not produce ozone Ozone is harmful to the environment. No UV light UV light is ineffective, costly and dangerous. Effective filtration capability 3x better-than-HEPA. Medi-Filter Cartridge Provides three times better-than-HEPA filtration to remove harmful airborne pollutants, such as dust mites, mold spores, viruses, bacteria, pet dander, airborne chemicals and more. Filter change frequency – 12 months Learn More Enviropure Charcoal Wrap Made with HEGA (High Efficiency Gas Absorption) material, which is highly effective at removing harmful pollutants and odors, such as VOCs, cigarette smoke, and more. Filter change frequency – 6 months Learn More See how happy our customers are with the Defender. "The Police and Firefighters continued to protect us while COVID-19 spread through our communities. I want to make sure that we are doing everything we can to protect them when they come to our store. My employees are family, so I have a responsibility to provide them with the safest possible environment when they return to work. That is why we run the FilterQueen Defender all day in our store. It constantly purifies the air for both us and our valued customers." – Stonewall Uniforms More Testimonials ⟶ Defender Tech Specs Dimensions: 17.5" height x 12.25" diameter Weight: 12 pounds Speed Controls: 3 Air Outlet: 360° Pure Top Release Motor: Brushless high efficiency motor (100,000 hours expected life) 120V / 60Hz / 85W Amps: 0.90 (high) 0.43 (medium) 0.27 (low) Outlet: Standard 110/120 U.S. Outlet Plug: Polarized Type A Plug CSA Approved: Yes Decibels: High Speed — 65 decibels Medium Speed — 56 decibels Low Speed — 46 decibels Filtration Level: > 99.99% at 0.1 micron Bacterial Filtration Efficiency (BFE): 99.999% Warranty: Lifetime Perpetual Warranty Customer Service Shipping Policy Privacy Policy Safe Harbor Policy Acceptable Use Policy Consumer Protection Code of Conduct Contact Us 1 American Road, Ste 1250 Brooklyn, OH 44144 USA 1-800-344-1840 (USA) +1-440-846-7800 (Intl) 1-800-834-6850 (Canada) hello@filterqueen.com Careers College Work Full & Part Time Worldwide Opportunity Information Company News Product Reviews Testimonials Facts Not Fear Terms of Service Refund policy Facebook Twitter Pinterest YouTube © 2021, FilterQueen Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device