Blue Pure 411i (3250i) Max, 411a Max Allergenblock Filter

AllergenBlock

Compatible with Blue Pure 411i (3250i) Max • 411a Max

Customize your filter

Blue Pure 411i (3250i) , 411a Max F4MAX Replacement Filter

This filter is only compatible with the Blue Pure 411i (3250i), 411a Max Air Purifiers

Designed for easy replacements, ensuring hassle-free maintenance for continuous clean air
Crafted with durable materials for a long-lasting filter
Effectively captures allergens like dust, pollen, and pet dander

Is this the right filter for you?

Find the Blueair model name on the label inside your air purifier.
Accurate filter lifetime tracking

Blueair’s proprietary RealTrack algorithm accurately calculates the remaining filter lifetime based on fan speed, usage time and pollution levels.

Main filter

Captures airborne particles, including pollen, dust & pet dander allergen

AllergenBlock Defense Coating

Neutralizes over 90% of allergen properties that trigger discomfort

Activated carbon

Traps light household odors

Particle & Carbon

Our original filter. Removes allergens and traps light household odors from pets, cooking and smoke
SmokeBlock

2x more activated carbon than our original filter. Removes up to 99.99%³ of wildfire smoke
AllergenBlock⁵

Extra protection against allergens. Traps and neutralizes dust, pollen and pet dander

FAQ

What air purifier is this filter compatible with?

This filter is compatible only with the Blue Pure Max 411i and 411a air purifier.

How often should I replace my Blueair air purifier filter?

How do I know when it’s time to change my filter?

How do I reset the red light (filter light indicator) on my Blue Pure Max air purifier?

4.1

Rated 4.1 out of 5 stars

Based on 40 reviews

78%would recommend this product

40 reviews

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