SILENT OPERATION - 87% This air purifier is very efficient and comes with a good warranty. However it does require regular maintenance and its bulky, medical design can be a problem. The Blueair 600 series are some of the best air purification system available on the market. The volume of filtered air delivered was tested by the Association of Home Appliance Manufacturers (AHAM) part of the Clean Air Delivery Rate (CADR) program. According to the results, the 600 series are the fastest portable air purification units. Designed for rooms up to 698 sq. ft, the 650E combines the best in electrostatic and mechanical filtration technology with low energy consumption and low ozone emissions. Blueair 650E provides the same air purification performance as the Blueair 603, but comes with a digital display and a handy remote so you don’t have to leave your desk to adjust speed setting. If you live in an area with year-round pollen and other indoor pollutants, the 650E might be the right choice.

Although the Blueair 650E uses an ionizer, a component that produces harmful ozone, it meets the certification for low-ozone emissions. The purifier is rather loud, but for a unit this size it is understandable. Based on its noise and size, it would be unreasonable for small or mid-sized rooms. If you are trying to watch a movie or if you’re throwing a part you’ll have to turn it off. The 650E uses two types of filters: the Particle Filter to reduce pollen, dust, pet dander, mold spores and the SmokeStop Filter to capture tobacco smoke, gases and odors. roomaid hepa air purifier by amaircareAfter running through an operation, the Blueair 650E purifier enters Sleep Mode, lowering the noise level and saving energy. alen a350 air purifier canadaWe also like the filter monitor that help you keep track of when the filter needs to be changes. honeywell air purifier 50150

The Blueair 600 series have a five-year warranty on parts and air filters. Although the unit is energy efficient, you will have to invest in filter replacement and change it every six months. The Blueair 600 series units are designed for large rooms such as large master bedrooms, large family area rooms, office, basements and other spaces. However, this means that the 650E model is large so it comes with four wheels to help you move it around. Its design looks a bit medical, like something you would find in a hospital, but its ugly appearance is overshadowed by its performance. The Blueair 650E has electronic controls that make it easier to operate, although they are located too close to the floor. Besides the inconveniently located controls, some users complain about the filter indicator that counts days instead of the actual status of the filter. The Blueair 600 series use HEPASilent filtration technology to achieve better results by combining an encapsulated ion particle charging chamber and advanced filter media.