Description
xLet’s clear the air with intention
Designed for the BLUEAIR Blue Pure 311i+ Max purifier, this genuine replacement filter is built to help your space feel fresher and more comfortable. The filter kit pairs with BLUEAIR’s RealTrack technology, which uses real usage and air quality data to help you time replacements without guesswork. Consider it a smart partner for maintaining steady air quality in your home.
What you get
- Genuine BLUEAIR filter crafted for the Blue Pure 311i+ Max; engineered for optimal performance and a secure fit.
- REALTRACK guidance that estimates replacement within nine months based on actual usage and pollution levels.
- HEPASilent dual filtration technology that provides quicker, quieter air processing compared with traditional setups.
- Strong filtration of fine particles down to 0.1 microns and odor control from the carbon layer for everyday comfort.
- Independent testing and certifications supporting performance and safety, with low to zero ozone exposure.
How it helps your space
- Ideal for living rooms, bedrooms, or home offices where fresh air and quiet operation matter.
- Option to subscribe for auto-delivered filters, simplifying maintenance and planning.
Compatibility note: This filter is designed specifically for the BLUEAIR Blue Pure 311i+ Max and is not compatible with the 311i Max or 311 Auto models.
Quality you can feel
Blueair emphasizes efficient performance with a focus on lower noise and energy use when filtration combines mechanical and electrostatic media. Independent testing shows that this approach can deliver strong clean air results with less noise compared with some HEPA-only configurations.
FAQ
Q: Is this BLUEAIR filter compatible with 311i Max or 311 Auto models?
A: No. It is designed for the 311i+ Max and is not compatible with 311i Max or 311 Auto.
Q: How does RealTrack help with filter timing?
A: RealTrack uses usage and air quality data to estimate replacement within 9 months, with an auto-delivery option available.
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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