Blueair SmokeStop filter for 400 Series - Particle filter with active carbon for use in rooms where removal of heavy gaseous pollutants, such as tobacco smoke or volatile organic compounds (VOCs), is required.
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