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Item #:
123219631
45i Replacement Filter Compatible with Alen BreatheSmart Flex Bh400 45i Air Purifier Fresh Filter, Part # B4-Fresh/ FL40-Silver-Carbon, 1 Filter and
Item #:
123219631
GBP 16
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
QTY:
Order now and get it around Monday, July 13
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Improve your home’s air quality with our high-efficient filter replacement that captures 99.97% of particles.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Comprehensive Compatibility
Designed specifically for the Alen BreatheSmart Flex Bh400, ensuring seamless integration and effective performance, thus enhancing user convenience and satisfaction.
Enhanced Purification
Includes advanced Silver-Carbon technology, which not only captures airborne particles but also neutralizes odors, creating a fresher indoor environment for healthier living.
Cost-Effective Pack
Each purchase includes one main filter and four pre-filters, providing long-lasting value and savings, allowing users to maintain air quality without frequent replacements.
Product Details
| Item Weight | 1.2 lbs (540 grams) |
Who Should Buy?
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Allergy Sufferers
Ideal for users who suffer from allergies, as it helps trap allergens and reduce airborne irritants effectively.
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Pet Owners
Beneficial for pet owners as it helps eliminate pet dander and odors from the air, improving indoor air quality.
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Smokers' Homes
Perfect for smokers seeking to reduce smoke odors and harmful particles in their living environment.
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Large Spaces
Not suitable for large rooms or open areas, as it is designed for smaller spaces and specific air purifiers.
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Industrial Use
Not appropriate for industrial environments that require heavy-duty filtration systems for toxic chemicals or pollutants.
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Budget Shoppers
May not appeal to users looking for more affordable air filter options, as it may be priced higher than others.
Product Description
45i Replacement Filter Compatible with Alen BreatheSmart Flex Bh400 45i Air Purifier Fresh Filter, Part # B4-Fresh/ FL40-Silver-Carbon, 1 Filter and 4 Pre Filters
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What models is this filter compatible with?
Answer: This filter is compatible with Alen BreatheSmart Flex and 45i Air Purifiers. -
Question:
How often should the filter be replaced?
Answer: We recommend replacing the filter every 6 months for optimal performance. -
Question:
Is the filter reusable or washable?
Answer: No, the filter is not washable or reusable.
Attemart Air Purifier Filters Editorial Review
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Mohd
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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Shawati
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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Youcef
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“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
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6/7/2026 · via Trustpilot
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Kwame
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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GBP 16
Order now and get it around Monday, July 13
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Compatible with Alen BreatheSmart Flex and 45i Air Purifier models.
- Features a premium two-stage filtration system including true HEPA and carbon filters.
- Removes 99.97% of hair, pet dander, and household odors.
- Easy installation - no tools required for filter replacement.
- Cost-effective 5 pack provides half a year’s worth of replacements.
- Customer satisfaction guaranteed with responsive support.
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Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.