Description
xOverview
Upgrade your Blueair Blue Pure 211+ purifier with the DENGESON 2-Pack Replacement Filter. Engineered to fit the 211+ series, these filters preserve peak airflow and filtration without altering the unit’s compact profile.
Each cartridge delivers two filtration stages: an H13 True HEPA layer paired with activated carbon. The True HEPA stage targets fine particles, while the carbon layer helps address odors and common indoor VOCs observed in everyday spaces.
What’s in the box
- Two replacement filters compatible with Blueair Blue Pure 211+ purifiers
- Dimensions: 11.7 in x 11.7 in
- H13 True HEPA filter plus activated carbon media for two-stage filtration
- Quick and straightforward installation for minimal downtime
How it works
The combination of True HEPA filtration and carbon media captures particles as small as 0.1 microns with high efficiency, while the carbon layer helps reduce odors, smoke, and VOCs lingering in indoor air.
Ideal use cases
- Living rooms and bedrooms where a quiet, effective air refresh matters
- Kitchens and dining spaces where cooking smells may linger
- Home offices or small studios needing consistent air quality
Maintenance and replacement timing
- Recommended replacement every 6 to 12 months to sustain performance
- Regular changes help maintain airflow and filtration capacity aligned with usage
Why choose DENGESON
Designed to match the original performance, with easy swaps and reliable customer support if you have questions.
FAQ
Q: Is this filter compatible with Blueair Blue Pure 211+ models?
A: Yes, this 2-pack fits Blueair Blue Pure 211+ purifiers and matches original performance.
Q: How often should I replace the filter?
A: Replace every 6 to 12 months, depending on usage and air quality.
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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