Blueair Blue Pure replacement filters
Choose the exact purifier model.
01
Auto and i Max use separate filter families
Blue Pure 211+ Auto uses F211PACF106236 while Blue Pure 211i Max uses F2MAX. Blue Pure 311 Auto uses F311PACF105618; the later 311i Max generation uses F3MAX.
Read: Blueair Blue Pure filters: Auto, i Max and i+ Max generations02
F3MAX and F3MAX+ are not the same reference
The published product identities map F3MAX / 110037 to 311i Max and F3MAX+ / 110038 to 311i+ Max. The plus sign changes the documented filter match.
Read: Blueair Blue Pure filters: Auto, i Max and i+ Max generations03
Blue Pure 511 and 511i Max also split
Blue Pure 511 uses manufacturer SKU 110009. Blue Pure 511i Max uses F5MAX / 111179; the selected 511 record explicitly excludes 511i Max.
Read: Blueair Blue Pure filters: Auto, i Max and i+ Max generations04