Description
xOverview
Upgrade your Alen BreatheSmart 45i or Flex purifier with the B4-Pure HEPA replacement filter. This H13 True HEPA design targets a broad spectrum of airborne particles and helps maintain a comfortable, clean indoor environment. The combination of high filtration efficiency and a long lifespan makes routine maintenance straightforward, so you can focus on daily activities rather than frequent part changes.
Key filtration performance
- PURE HEPA AIR FILTER: Delivers high-quality filtration that captures dust and fine particles as part of your air purification routine.
- H13 TRUE HEPA FILTER: Captures 99.9% of airborne particles as small as 0.1 micron for consistently clean air in your space.
- EASILY MAINTAINED: A removable pre-filter screen can be vacuumed to refresh performance between changes, saving you time.
- EXTRA LONG LASTING: Lifespan estimates run 12 to 15 months under typical use, reducing replacement frequency.
Design and fit
The filter features a foam outer frame that helps ensure a snug fit inside the purifier, along with a secure gasket to minimize air leaks and maximize airflow through the unit.
Maintenance tips
- Between changes, vacuum the pre-filter to remove collected dust and hair.
- Handle the filter gently during replacement and ensure the purifier is off before installation.
Real-world use scenarios
- In living rooms with pets, the filter works to manage pet dander and dust quickly, maintaining a fresher feel.
- Bedrooms can benefit from quieter, consistent air cleaning that supports a comfortable overnight environment.
- Home offices and study spaces may experience steadier airflow, helping you stay focused with a cleaner backdrop.
Why choose Alen
Alen designs emphasize straightforward maintenance, a secure fit, and filtration that pairs with BreatheSmart purifiers for a reliable air-cleaning routine. This B4-Pure replacement offers a balance of strong performance and easy upkeep.
FAQ
Q: What models is this replacement filter compatible with?
A: This B4-Pure HEPA filter fits Alen BreatheSmart 45i and Flex purifiers.
Q: How long does the filter last?
A: Typically 12 to 15 months under normal use; duration varies with usage and environment.
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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