Germ Guardian AC4100 Review

Mark Johnson
(Rated from 26 reviews)

Updated 25 September 2019 by Mark

* On special until end October 2019

Germ Guardian AC4100 Review

We have just updated this write-up to include some interesting updates. We expect that they will assist you in your journey to find the perfect one for your requirements.

The Germ Guardian AC4100 3-in-1 with HEPA Filter UV-C Sanitizer is more than just a filter. The stylish and straightforward purifier design gives your home the umph it needs, a fresh, sweet and incredibly beautiful home environment.

The True HEPA Filter captures 99.97% of airborne particles, as small as 0.3 microns in size, such as dust mites, debris, mold spores, plant pollens, and pet dander. It also has the UV-C light and Odor Reduction System that captures allergens, kill airborne viruses and bacteria, and reduce mold and odors. It is ideal to use in medium-sized rooms and is CADR rated 100+.

We Like

It is the most versatile air purification system. It is also functional, lightweight, incredible for small and medium-sized spaces affordable, and it is incredibly reliable.

We Don’t Like

It emits a terrible burning metal smell and is noisy. However, in spite these challenges, the system has the 3-speed settings and is portable.


  • HEPA Filter captures dust and allergens, pet dander, mold spores and plant pollens.

  • Charcoal filters reduce common odors from pets, smoking and cooking

  • UV-C light technology works with Titanium Dioxide to kill airborne bacteria, viruses, germs and mold spores.

  • 11 inch 3 speed table top tower is perfect for any room and fits great in small spaces

  • IMPORTANT: Use GENUINE Guardian Technologies replacement parts to maintain product performance and warranty. Only one single filter needs to be replaced every 6-8 months depending on the use of the product; Replacement filter is filter E – Model FLT4100 (ASIN B00INIJN1S). To lengthen the life of your filter, a 4 pack of the carbon filters is also available – Model FLT11CB4 (B01FHSTMLC). Voltage: 120V 60Hz

  • Allergens Captured- Bacteria, Household Dust, Mold Spores, Odors, Pet Dander, Pollen, Tobacco Smoke, Viruses

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Germ Guardian AC4100 3-In-1

Customer Reviews

During the time of writing this review, there were a total of 989 customer reviews and an average rating of 4.1 out of 5 stars.

Pros & Cons


  • Versatile

  • Functional

  • Portable

  • Great for small and medium-sized rooms

  • Reliable

  • Lightweight

  • 3-speed settings


  • Noisy

  • Burning metal smell


Should you feel not satisfied with this product because of its price, you may want to check out Enerzen Commercial and Germ Guardian Ac4825. They have the same features, but this product will ensure large amounts of smoke cleaned in a whisper quiet operation.

You can also check our article on the Best Air Purifier For Mold And Mildew.

Our Verdict

It is a high-performance product that offers you a noise-free and excellent filtration technology.

At this price, which is the most affordable it’s ever before been, you’ll save a great deal of money. Ensure that you visit the button below for the greatest cost savings.

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