Blue Pure 121 Extra Protection Particle and Carbon Filter

Blue Pure 121 Extra Protection Particle and Carbon Filter

Extra Protection

Compatible with Blue Pure 121

Customize your filter

Blue Pure 121 Replacement Filter

This filter is only compatible with the Blue Pure 121 Air Purifier

Designed for easy replacements, ensuring hassle-free maintenance for continuous clean air
Crafted with durable materials for a long-lasting filter
Effectively captures allergens like dust, pollen, and pet dander

Smart filtration, you can trust

Is this the right filter for you?

Find the Blueair model name on the label inside your air purifier.
Accurate filter lifetime tracking

RealTrack technology tracks the filter lifetime based on pollutant levels & usage. When it’s time to replace your filter the app will alert you!

Main filter

Captures airborne particles including, PM 2.5, pollen, dust mite matter allergen & pet dander allergen

Activated carbon

Traps light household odors from smoke, cooking odors and more

Meet our filters

Particle & Carbon

Our original filter. Removes allergens and traps light household odors from pets, cooking and smoke
SmokeBlock

2x more activated carbon than our original filter. Removes up to 99.99%³ of wildfire smoke
AllergenBlock⁵

Extra protection against allergens. Traps and neutralizes dust, pollen and pet dander

FAQ

What Blueair air purifier is compatible with this filter?

This filter is compatible with the Blue Pure 121 air purifier.

How does this filter differ from the Blue Pure 121 Particle + Carbon filter?

How do I reset my filter replacement indicator (red light) on my Blue Pure air purifier?

A red filter replacement indicator appears on the air purifier when it is time to change filter, after about 6 months of operation.

After you replace your filter, press the center button down to reset the filter light indicator until the red light disappears. It usually takes 7-10 seconds and may take up to 30 seconds depending on the model.

4.2

Rated 4.2 out of 5 stars

Based on 52 reviews

81%would recommend this product

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52 reviews

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OW
Ouidad W.
Verified Buyer
I recommend this product
Rated 5 out of 5 stars
12 hours ago
Clean air
We've been using blue air filters for years, they're good and work well.
Was this helpful?
KW
Kenneth W.
Verified Buyer
I recommend this product
Rated 5 out of 5 stars
1 month ago
There is nothing better!
This exceptional filter significantly enhances your home's air quality. I wholeheartedly recommend both this filter and Blue Air overall, as my sleep quality has improved dramatically.
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DB
Dan B.
Verified Buyer
I do not recommend this product
Rated 1 out of 5 stars
2 months ago
Smells bad
Smells bad
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BlueEU Staging
2 months ago
Thank you very much for sharing your feedback with us. We sincerely apologize for the inconvenience caused by the smell issue you are experiencing. Please be assured that our support team will contact you shortly to assist you further and resolve this matter as quickly as possible.
DF
David F.
Verified Buyer
I recommend this product
Rated 5 out of 5 stars
4 months ago
Does the job - silently
Great product. Does the job intended.
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JE
Janice E.
Verified Buyer
I recommend this product
Rated 5 out of 5 stars
5 months ago
Pets
We have cats and Blueair is very effective removing allergens from the air.
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