What you consider the Best Air Purifier has undergone somewhat of a change recently. What\u2019s in right now is looking for the best filterless air purifier. And while it may have a tougher time with finer airborne particles, the Iris 3000 is definitely something you\u2019ll want to add to your collection.\r\n\r\nWhy We Like It - Airfree Iris 3000\r\nThe Airfree Iris 3000 uses Thermodynamic TSS Technology which uses heat to kill bacteria instead of a UV light, which also means it won\u2019t emit any ozone. Thanks to this, the air Airfree Iris 3000s omit are clean and healthy. Add in it\u2019s low energy consumption, and you have a filter that costs next to nothing to run.\r\n\r\nPower\/Speed\r\nIris 3000 Airfree Air Purifiers use Airfree\u2019s exclusive patented Thermodynamic TSS Technology which uses heat to eliminate pathogen and organic allergens and reduces ozone for some of the best air purification. Other models, such as the Airfree Onix and the Airfree T800, also use this air filtration technology. The Iris 3000\u2019s low energy consumption also means you\u2019ll only be paying about $19.00 per year to run it.\r\nEfficiency\r\nThe Iris 3000 has excellent room coverage. At 650 square feet, it\u2019s among the largest we\u2019ve seen so far, and definitely bigger than the Airfree P1000. For a relatively brand new technology they really put a lot of effort into this coverage and we appreciate it. One handy feature the Iris 3000 also has is a warning indicator if the unit has been installed improperly.\r\nVersatility\r\nThe filterless technology is what is really on display here. With it a HEPA filter replacement is a thing of the past which also saves you a ton of money. Check out the Airfree Air Purifier if you\u2019ve already been sold on filterless. The Iris 3000 destroys mold dust mites bacteria, but unfortunately has a little bit of a problem when it tries to destroy microorganisms.\r\nDurability\r\nThe Iris 3000 only weighs 3.5 pounds, so it should be easy to transfer from room to room for improved air quality in each. The awarded design is simple, and comes in a good-looking black color. As icing on the cake, the Iris 3000 is also completely silent so you won\u2019t have to worry if you decide to place it in your bedroom for a cleaner night\u2019s sleep.\r\nValue\r\nCustomer reviews on Amazon are good, with a 4.5\/5 star rating based on 210 reviews. The unit also comes with a handy adjustable night light. It\u2019s multi color so you can have a strong red or a more light color like a white or a blue. Unfortunately this is about as far as additional features go, and for this price tag we expected just a bit more.\r\nAirfree Iris 3000 Wrap Up\r\nThe lack of additional features isn\u2019t really a big deal when you consider the unit does exactly what it\u2019s supposed to do. Clean air and clean air powerfully and efficiently. You\u2019ll save money because it\u2019s maintenance-free, and its destructive capabilities with mold and bacteria will leave your air fresh and healthy!