Blueair Blue Pure 311i+ Max
- Device:
- Blueair Blue Pure 311i+ Max Air Purifier
- Model:
- Blue Pure 311i+ Max
- Market:
- US model (verified against US sources)
Compatible filters (3)
Blueair Blue Pure 311i+ Max AllergenBlock Filter
Part number 111227 · Official Blueair part
Why this fits
Blueair lists this part for this model on its official website.
Blueair's official filter page states: "This filter is compatible only with the Blue Pure Max 311i+ air purifier."
View manufacturer source(official product page · Blueair)(opens the official source in a new tab)
Checked October 2026
Maintenance
- Replace: every up to 9 monthsBlueair says this filter lasts up to 9 months, depending on usage.Source ↗
Intervals are manufacturer guidance; heavy use or poor air quality can shorten them.
Blueair Blue Pure 311i+ Max Particle + Carbon Filter
Part number 110038 · Official Blueair part
Why this fits
Blueair lists this part for this model on its official website.
Blueair's official filter page states: "This filter is compatible only with the Blue Pure Max 311i+ air purifier."
View manufacturer source(official product page · Blueair)(opens the official source in a new tab)
Checked October 2026
Maintenance
- Replace: every up to 9 monthsBlueair says this filter lasts up to 9 months, depending on usage.Source ↗
Intervals are manufacturer guidance; heavy use or poor air quality can shorten them.
Blueair Blue Pure 311i+ Max SmokeBlock Filter
Part number 111235 · Official Blueair part
Why this fits
Blueair lists this part for this model on its official website.
Blueair's official filter page states: "This filter is compatible only with the Blue Pure Max 311i+ air purifier."
View manufacturer source(official product page · Blueair)(opens the official source in a new tab)
Checked October 2026
Maintenance
- Replace: every up to 9 monthsBlueair says this filter lasts up to 9 months, depending on usage.Source ↗
Intervals are manufacturer guidance; heavy use or poor air quality can shorten them.