【PERFECT FIT】This Blue Pure 211i Max replacement filter is fully compatible with Blue Pure 211i Max Air Puri-fier 【NOTE】 Not compatible with Blue air 211, 211+ Auto, 311, 311 Auto, 311i Max, 311i+ Max, 411, 411 Auto, 411i Max, 511, 511i Max, Mini Max air puri-fier, please check the model number before placing your order 【SmokeBlock Design】211i Max SmokeBlock Filter increases the activated carbon content to 20 times, and can absorb 99.99% smoke and odor. In addition to efficient performance, it can save up to 20% on automatic delivery filters and extend machine life 【True Air Filter】Our 211i Max replacement filter made of air filter and a high-efficiency activated carbon filter for good clean filtration and performance 【HIGH EFFICIENCY FILTRATION】This F2Max air filter are capable of attaching airborne particles down 0.01 microns, and the carbon filter helps you solve the problem of unpleasant odors, so no need to worry about any air problems anymore Blue Pure 211i Max Smokeblock Filter Replacement

NOTE: Not compatible with Blue air 211, 211+ Auto, 311, 311 Auto, 311i Max, 311i+ Max, 411, 411 Auto, 411i Max, 511, 511i Max, Mini Max air puri-fier. Only fits Blue air 211i Max Air Puri-fier, please verify your air puri-fier model
HIGH-EFFICIENCY FILTRATION: True Filter: The filter effectively absorbs a remarkable 99.97% of particles as small as 0.3 microns, pet plush, household waste and dust Packaging includes:
2 x Blue Pure 211i Max filter
NOTE: To maintain optimal performance, it's recommended to clean the filter every 2-4 weeks and replace it every 4-6 months.. It also depends on how often you use your Blue Pure 211i Max filter