Blueair
311i Max AllergenBlock Filter
3707
In stock at last check
Image from blueair.com
Blueair replacement filtration for the compatible purifier model.
- Filter type
- HEPA-Type, Activated Carbon
Verified to fit these purifiers
- Blueair Blue Pure 311i Max
Blue Pure 311i Max
Exact FitCompatibility evidence
Exact replacement-filter compatibility confirmed using official manufacturer information.
Last verified August 20, 2026
- Blueair Blue Pure 311i Max(opens in a new tab)— Manufacturer product page
- Blueair 311i Max AllergenBlock Filter(opens in a new tab)— Manufacturer filter page
Where to buy
- Buy at Blueair(opens in a new tab)
Blueair
Blueair 311i Max AllergenBlock Filter
$64.99In stock at last checkChecked August 22, 2026
Prices and availability are shown as last recorded and can change at any time. Confirm both on the seller's page before ordering.