Used very little.
BLUEAIR Blue Pure 311i Max Genuine Replacement Filter, Blue Pure F3MAX, fits Blue Pure 311i Max Air Purifier
Air Filter for Blueair Blue Pure 411 / Blueair Blue 3210 Air Purifier, True HEPA
Replacement Filter for Blueair Blue Pure 411 & Blueair 3210 Air Purifier, Easy t
Replacement Filter for Blueair Blue Pure 411/411+ & Blueair 3210 Air Purifi K8E2
2x Replacement Filter for Blueair Blue Pure 411/411+ & Blueair 3210 Air Purifier
