Smart Filtration, you can trust
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Blue Pure 311i+ Max replacement pre-filter
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Designed to fit into any lifestyle
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Quickly and easily change your pre-filter

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$14.99
$14.99
Designed specifically for Blue Pure 311i+ Max.
Find the name of your air purifier on the label inside your air purifier.
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.
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.