Description
xOverview
The WILERDA 45i replacement filter is crafted for the A-len BreatheSm-art Flex Bh400 and the 45i Pure Air Purifier. This 2-pack combines a 3-stage True HEPA system with activated carbon pre-filters, delivering a ready-to-install solution designed to refresh indoor air with minimal effort.
In daily use, you may notice a subtle lift in air freshness after a cycle with this kit. The activated carbon layer helps tackle odors from kitchens, pets, or everyday activity, while the HEPA stage targets fine dust and irritants to support a cleaner ambient space.
Designed for convenience, the package bundles two complete filtration sets and four extra pre-filters, giving you a straightforward path to sustained device performance without constant shopping trips.
What’s included
- 2-pack 3-stage filtration set (Pre-Filter, True HEPA Filter, Activated Carbon Filter)
- 4 additional activated carbon pre-filters for extended maintenance
Compatibility and use
Ensure the model matches your purifier before ordering to guarantee a proper fit. The kit is tailored for A-len BreatheSm-art Flex Bh400 and 45i Pure Air Purifier, helping you refresh air quality with confidence.
Key benefits
- High efficiency filtration captures up to 99.97% of particles as small as 0.3 microns
- Activated carbon layer helps reduce odors and some volatile compounds from indoor air
- Cost-effective packaging with two complete filtration sets and four pre-filters
- FSC-certified paper used in the filter media for sustainability
Usage and maintenance
- Replace the main 3-in-1 HEPA filter every 9–12 months depending on usage
- Change pre-filters every 3 months to maintain airflow and efficiency
- Handle filters gently and install according to your purifier’s user manual
Customer care: if you have questions about the product, contact us and we aim to respond within 24 hours.
FAQ
Q: Is this filter compatible with A-len BreatheSm-art Flex Bh400 and 45i Pure Air Purifier?
A: Yes, it is designed for those models to ensure proper fit.
Q: How often should I replace the filters?
A: Main filter every 9–12 months; pre-filters every 3 months.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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