Description
xElevate your indoor air with the BLUEAIR Blue Pure 121 replacement filter
The Blue Pure 121 Particle and Activated Carbon Replacement Filter is designed to protect against both particulate and gaseous contaminants. An activated carbon mesh targets odors and common indoor pollutants, while the advanced polypropylene media captures fine particles. This combination helps refresh the air in living spaces without changing your daily routine.
What it targets
- Particles down to 0.1 micron, including pollen, dust, and pet dander
- Gaseous pollutants and odors via a carbon layer, such as VOCs and tobacco smoke
- Everyday aromas and air freshness in common rooms like living rooms and bedrooms
Design and performance
With a 360-degree air intake and up to four times the filter surface area of typical replacements, this filter is built to last longer between changes. Expect usage in the 6 months to 1-year range, depending on how you use your purifier and the air quality around you.
- Extended life between changes due to larger surface area
- Improved airflow thanks to 360-degree intake
Real-life use
In homes with pets, cooking odors, or dusty environments, you may notice the air feels crisper and smells fresher as the purifier works. Replacing the filter is straightforward and keeps the unit performing at its best.
Value and convenience
- Subscribe & save up to 10% on auto-delivered replacements
- Designed for the Blue Pure 121 system, offering a seamless refresh cycle
Performance context
Blueair’s filtration approach combines mechanical and electrostatic elements, which can contribute to higher CADR, lower noise, and lower energy use compared with models relying on a single filtration method when used in compatible configurations.
Usage tips
- Replace about every 6 months for best results
- Store replacements in a cool, dry place away from direct sunlight
FAQ
Q: What is included with the BLUEAIR Blue Pure 121 replacement filter?
A: The cartridge features particle media plus an activated carbon layer designed for the Blue Pure 121 system.
Q: How often should I replace the filter?
A: Typically every six months, depending on usage and air quality; consider subscribing for automatic deliveries.
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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