Blueair Classic 405 Air Purifier with WiFi Cirrus Vacuum Bags This is achieved because the

This is achieved because the cyclonic has been redesigned and is able to separate dust so efficiently form the air that only a very small amount will ever make it to the filter

The third stage is critical to the Plus model process in that the filter contains 7 pounds of potassium iodide impregnated carbon and zeolite

1 post-filter

Clear front housing so that blockages can be spotted

Blueair Classic 405 Air Purifier with WiFi Cirrus Vacuum Bags This is achieved because the[custom_html] The Blueair Classic 405 air purifier is the right option for medium to large rooms. This popular stand alone model is designed for rooms 434 square feet or smaller and can remove 99. 97% of airborne particles including pollen, dust, pet dander, and other allergens down to 0. 1 micron. Three available settings provided whisper quiet operation, with the highest setting reaching only 52 dB(A). The Blueair Classic 405 Air purifier