45i Replacement Filter Compatible with A-len BreatheSm-art Flex Bh400 & 45i Pure Air Purifier, Compared # B4-Fresh/FL40-Silver-Carbon, 2 Pack 3-in-1 HEPA Filter + 4 Pcs Activated Carbon Pre Filter

Additional Details from the Manufacturer

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More features

• 【Compatibility】: The filter is Only compatible with A*len BreatheSm*art Flex and 45i air purifier. Please check your model number before placing the order.
• 【High Effective Filtration】:3-Stage Ture HEPA clean up 99.97% of particles as small as 0.3 microns. household dust, pet dander, and so on.
• 【Cost-effective Packages】: Includes 2 pack 3-Stage Ture HEPA filtration (Pre-Filter+Ture HEPA Filter+Activated Carbon Filter) also 4 pack extra replacement pre-filter
• 【Highly Recommended】: To your machine performance peak, you need to change the air filter once every 9-12 months, and Pre-filter every 3 months.
• 【We Treasure Our Customers】: Once you have any questions about our product, please feel free to contact us, and we will solve them for you within 24 hours. Filter made of FSC-Certified paper