Fabric pre-filter Fog (grey) 511iMax
Blue Pure 511i Max Fabric Pre-Filter
Compatible with Blue Pure 511i Max
$3.60 USD$8.99 USD
Smart Filtration, you can trust
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Blue Pure 511i Max replacement filter
Designed specifically for Blue Pure 511i Max
Find the name of your air purifier on the label inside your air purifier
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Designed to fit into any lifestyle
5 different Scandinavian inspired colors allow you to personalize your air purifier to seamlessly blend into your home by complimenting your interiors.
Stockholm Fog pre-filter color included.
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Quickly and easily change your pre-filter
Our washable fabric pre-filters extend the life of primary filters, catching large airborne particles such as dust, lint, pollen, and pet hair. They're colorful too, and can be customized to compliment your space.
Proud to be a Certified B Corp
As a B Corp, we’re part of a global community of businesses that meet high standards of social and environmental impact.
Meet our filters
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Particle & Carbon
Our original filter. Removes allergens and traps light household odors from pets, cooking and smoke
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SmokeBlock
2x more activated carbon than our original filter. Removes up to 99.99%³ of wildfire smoke
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AllergenBlock⁵
Extra protection against allergens. Traps and neutralizes dust, pollen and pet dander
Blue Pure 511i Max Fabric Pre-Filter$3.60 USD