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The HEPA-Fresh replacement filters for the Alen A375 addresses allergies, asthma, and dust concerns.

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The HEPA-Silver replacement filter features Alen's anti-microbial Silver-Ion threads to protect the filter from bacteria.

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The Alen HEPA-OdorCell Replacement Filter is a washable pre-filter that eliminates pet odors.

Shop HEPA type replacement filters for the Alen A375 HEPA Tower Air Purifier. Choose from three filter options:  HEPA-Fresh   for protection against allergies, asthma, and dust;  HEPA-Silver  to address allergies and asthma with additional protection against bacteria; and  HEPA-OdorCell , with all the benefits of the other three filters plus defense against smoke and pet odors.

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