2 Pack 311i+ Max Smokeblock Filtesr for Blue Pure 311i+ Max

Features

• PERFECT FITThe 311i+ Max filter fully compatible with Blueair Blue Pure 311i+ Max, F3MAX+
• NOTENot compatible with Blue Pure 311, 311 Auto, 311i Max, 211, 211+ Auto, 211i Max, 411, 411 Auto, 411i Max, 511, 511i Max, Mini Max, please check the model number before placing your order
• SmokeBlock Design311i+ 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
• 2-STAGE FILTRATIONOur 311i+ max filter is designed in 2-in-1 Filtration. With air filter and high-efficiency activated carbon filter for good clean filtration and performance
• SUPERIOR QUALITY311i+ Max replacement filter is made of high-quality non-woven activated carbon and can adsorb 99.99% of air particles (with a diameter as small as 0.03 micrometers)