Blueair Blue Pure AllergenBlock Filter - Genuine Replacement for Blueair 211i Max Air Purifier - Traps Allergens, Pet Dander, Pollen, Dust, 10" x 20.7" x 4.7"

Upgrade your defenses and boost allergen protection. AllergenBlock* defense layer neutralizes over 90% of the allergen properties such as sneeze-inducing dust, pollen and pet dander that can trigger discomfort. Blue Pure 211i Max Series AllergenBlock Blueair filter is designed for optimal performance. Compatible with Blue Pure 211i Max air purifier. *AllergenBlock refers to inanimate allergens pollen, dust and pet dander. Based on ELISA deactivation testing of Pollen (Cry J1), Pet Dander (Fel d1, Can F1), Dust Mite Matter (Der f1) on the filter media in 60 minutes.

• UPGRADE YOUR DEFENSES: Blue Pure 211i Max AllergenBlock Blueair filter is designed for optimal performance; Compatible with Blue Pure 211i Max air purifier
• AllergenBlock: Advanced 4-layer filtration technology neutralizes common allergens including pollen, pet dander, and dust particles, providing superior protection against sneeze-inducing airborne contaminants that trigger discomfort.
• Genuine Filter: Authentic Blueair air purifier filter replacement engineered for Blue Pure211i Max series models, delivering reliable allergen protection and maintaining manufacturer warranty coverage for your air purification investment.