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    45i Replacement Filter Fit for Alen BreatheSmart Flex Filter, True HEPA Fit for Alen Air Puri-fier, 2 True HEPA Filters + 4 Carbon Pre- Filters For Alen Air Puri-fier Filter Replacement B4-Pure / Fl40(6 Pack)

    $35.99

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    About this item

  • Compatible Model: This 45i filter replacement compatible with Alen BreatheSmart Flex and 45i air purifier, Part #B4-Fresh (Old Part # FL40-Silver-Carbon), please check your unit model before placing an order.
  • Effective Filtering: The filter for alen air puri-fier capture large particulate matter, such as hair, smoke, pet dander, this filter can clean 99.97% of airborne particles as small as 0.3 microns particles and household odors.
  • Activated Carbon Pre-Filter: The high-performance activated carbon layer fit for alen air puri-fier filter replacement can capture unwanted odors, cooking odors, smoking and other odors.
  • Package Including: The package includes 2 True HEPA Filters + 4 Activated Carbon Pre- Filters fit for alen air purifier filter replacement, which are cost-effective and can save you money.
  • Easy Installation: Replacing the 45i filter is very simple and does not require any tools, to ensure efficient operation of the filter, we recommend replace the true high-efficiency HEPA filters every 6-8 months and the pre-filters every 3-6 months, depending on usage and environmental conditions.
  • 45i Replacement Filter Fit for Alen BreatheSmart Flex Filter, True HEPA Fit for Alen Air Puri-fier, 2 True HEPA Filters + 4 Carbon Pre- Filters For Alen Air Puri-fier Filter Replacement B4-Pure / Fl40