Blueair Particulate filter for 400 Series - Designed for maximum removal of all airborne particles. The perfect choice for removing pollutants such as pollen, dust, pet dander and other particles you don’t want around.
Gradient filter with ultrasonically bonded polypropylene fibres free of chemicals and binders. Naturally anti-bacterial. Fiber shedding resistant.
HEPASilent technology Certified effeciency 99.97% for particles down to 0.1 micron such as dust pollen, bacteria, virus, pet dander, mold spores and other airborne particles with additional sheets of activated carbon to remove gaseous pollutants. Recommended filter change 6 months (4,380 hours) when used 24 hours a day