2 Pack Blue Pure 411i Max Replacement Filter Compatible with Blueair 411i & 411a Max Air Purifier. Blue Pure F4MAX Filter, H13 Ture HEPA and High-Efficiency Activated Carbon

Blue Pure 411i Max 411a Max Replacement Filter Compatible Blueair With 411i Max and 411a Max Air Purifier. For Blue Pure F4MAX Particle and Activated Carbon Filter, 2 Pack

• 【Fully Compatible】-This 411i Max replacement filter fully compatible with Blueair 411i Max and 411a Max air purifiers，Blue Pure F4MAX Filter. Note: Not compatible with Blue Pure 411+,411 Auto & Mini Air Purifier.
• 【High-Efficiency Particle Filtration】-Blue Pure 411a Max Replacement Filter for Blue Pure 411i 411a Max Air Purifier, featuring high-efficiency activated carbon and fine pre-filter. It absorb 99.97% filtration down to 0.3 microns, safeguarding you from household odors.
• 【Valuable Package】-Includes 2 high-efficiency Blue Pure F4MAX filter.Cost-effective package.
• 【Performance Peak】-For your Blue Pure 411i/411a Max Air Purifier performance peak, based on actual usage the filter should be replaced within 9 months, it's easy to install, and no tools are required.
• 【 EFFICIENT SERVICE】-If you have any questions, please feel free to contact us, we will serve you wholeheartedly. Filter made of FSC-Certified paper