Open Box: Blueair 411iMax and 411aMax F4MAX Particle + Carbon Filter

This is a genuine Blueair replacement filter designed specifically for the Blue Pure 411i Max and the 411a Max air purifiers. It consists of the main filter which removes airborne allergens, and an activated carbon layer for trapping common household odors form cooking, pets, and smoking.

Blueair recommend replacing filters approximately every 6-9 months. You can also track filter usage with the Blueair RealTrack algorithm available on the App.

Part # 110036