Blue Pure 411i Max and 411a Max Replacement Filter
Blue Pure 411i Max and 411a Max Replacement Filter Compatible with Blueair Air Purifier 411i Max and 411a Max, Blue Pure F4MAX, Particle and Activated Carbon, 2 Pack COMPATIBLE：Compatible with Blueair Air Purifier Blue Pure 411i Max and 411a Max. Premium Blue Pure F4MAX Replacement filter for 411 Max Series. Not compatible with 411, 411+ and 411 Auto. 2-IN-1 Filtration：These filter for Blueair Blue Pure 411i Max and 411a Max Air Purifier combined with 2-IN-1 HEPASilent and Carbon dual filtration technology, delivering more clean air faster and using less noise and energy than HEPA filtration alone. PREMIUM F4MAX FILTER: The...