311i Max Replacement Filter for Blueair Blue Pure 311i Max Air Purifiers

The 311i Max filter fully air purifiers, compare to part No. F3MAX. This 311i Max Replacement filter size 11"L x 11"W x 15.4"Th | The 311i Max filter replacement NOT Compatible with Blueair Blue Pure 311i+ Max/ 311i Plus Max/ 311 Auto/ 311 (Non-Auto) air purifiers, please confirm your machine model before order | Our 311i Max filter replacement made of main filter and activated carbon filter for good clean filtration and performance. It's can attach most airborne particles, like dust, pet dander, pollen, household odors from smoking, cooking and pets | This 311i Max replacement filter are capable of attaching most large airborne particles, and the carbon filter helps you solve the problem of unpleasant odors, so no need to worry about any air problems anymore, just enjoy a healthy life with your family | -Package includes 2 Pack for Blue pure 311i max filter. Keep a close eye on your filter life, it is better to replace F3max replacement filter for 311i max every 6-9 months for optimal performance depending upon your usage and environment | isinlive adhere to provide all customers with the best customer service experience. If you have any quality problem for Blueair 311i max filter during usage, please contact isinlive customer service team. Filter made of FSC-Certified parper