Customer reviews from www.blueair.com
Blueair - Genuine Blue Pure F3MAX Filter for 311i Max Air Purifier, AHAM Certified, HEPASilent, 99.97% Particle Filter - White
Average customer rating
4.6 out of 5
4.6
(70 Reviews)
Open Ratings Snapshot
Rating breakdown 70 reviews
5 Stars
60
4 Stars
1
3 Stars
2
2 Stars
3
1 Star
4
90%of customers recommend this product. 
(
57 out of 63
)
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Customer Reviews for Blueair - Genuine Blue Pure F3MAX Filter for 311i Max Air Purifier, AHAM Certified, HEPASilent, 99.97% Particle Filter - White
Customer Rating
5 out of 5
5
Great filter
on May 5, 2026
Posted by: james s.
from US, United States
Not a lot to say about a filter but I can say it fit perfectly, reasonably priced for how long it lasts.
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5 out of 5
5
Blue Air
on April 29, 2026
Posted by: Susan F.
from US, United States
I have been using my blue air for about 1 year now. I have 2 cats and it definitely helps with the dander and hair some. The best it works on is when I’m cooking and when there is smoke in the air . I recommend having one in your house. I also have smaller ones for bedrooms. Excellent product ..
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5 out of 5
5
Cat Problems
on April 27, 2026
Posted by: Matthew T.
from US, United States
I have cat allergies and live with a cat. I purchased this filter to help cut down on the pet dander and dust. After a few weeks of use I have noticed an improvement in my allergies and breathing.
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5 out of 5
5
Great
on April 24, 2026
Posted by: Todd W.
from US, United States
It works great so far, and I haven’t had any complaints.
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5 out of 5
5
Please bring back the 411
on April 18, 2026
Posted by: THEIRRIE C.
from US, United States
I am sadly disappointed that you no longer offer the 411 air filter; I already have two and wanted another.I ordered the 311and discovered I can’t use it because of the radio/microwave additions. I turned off the WiFi, but something else is causing emissions; perhaps the particle detector?I have a lung condition and am very sensitive to not only smoggy air, but also radio/microwave emissions. I really wish you would bring back the 411; it is a perfect, simple, well functioning device that has literally helped save my life, especially during the wild fires we have here frequently. When you stop providing filters for the 411, I don’t know what I will do. Theirrie Cook
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5 out of 5
5
Clean Air
on April 9, 2026
Posted by: Jan S.
from US, United States
We have two dogs who use a dog door so there was always a lot of dust swirling around. The air is so clean now, dust is noticeably less and our air quality is excellent!!
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5 out of 5
5
Living Room 311i
on April 7, 2026
Posted by: Earl P.
from US, United States
Love it! Works great! It stays quiet most of the time (except when the wife cooks) and it removes the odor fairly quickly. So far, very happy with it.
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5 out of 5
5
Best air purifier ever!
on March 12, 2026
Posted by: Joy S.
from US, United States
Love my Blueair 311imax. Keeps my apartment dust free and odor free.
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
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