Customer reviews from www.blueair.com
Blueair - Genuine Replacement Filter for Blue Pure 511i Max Air Purifier - White
Average customer rating
5 out of 5
5
(25 Reviews)
Open Ratings Snapshot
Rating breakdown 25 reviews
5 Stars
25
4 Stars
0
3 Stars
0
2 Stars
0
1 Star
0
100%of customers recommend this product. 
(
23 out of 23
)
Best Buy Privacy Policy
Customer Reviews for Blueair - Genuine Replacement Filter for Blue Pure 511i Max Air Purifier - White
Customer Rating
5 out of 5
5
Right size for the bedroom
on March 12, 2026
Posted by: KENNETH M.
from US, United States
It’s quiet, especially on night setting. I like that lights can be dimmed. Works well.
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5 out of 5
5
LET SLEEPING DOG LIE
on March 19, 2026
Posted by: lisa k.
from US, United States
ME AND MY CORGI DOG SEEM TO BE SLEEPING BETTER AND BREATHING BETTER IN THE MORNING. WHAT A BLESSING. SO QUIET AND SO FAR SO GOOD.
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5 out of 5
5
Blue Pure 511i Max
on April 21, 2026
Posted by: Lanier S.
from US, United States
Excellent Product and very quiet. Very nice for a bedroom. Easy to replace filter.
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5 out of 5
5
No more cat box smell.
on April 27, 2026
Posted by: Rosemary V.
from US, United States
We bought this to try to help with the smell of the catbox. It sits on top of the crate that it’s in. I still clean it every day but now nothing nasty hangs around. It’s like we don’t even have a cat. We’re very happy.
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5 out of 5
5
Outstanding air quality
on April 30, 2026
Posted by: Kathy D.
from US, United States
My granddaughter couldn't come to my house without having sneezing fits. After BlueAir she spends the night and has no issues. It's so worth it.
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5 out of 5
5
Feeling better
on May 4, 2026
Posted by: Evette L.
from US, United States
Sneezing has stopped and so has my constant runny nose. My red itchy eye has lessened.
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5 out of 5
5
Review
on May 5, 2026
Posted by: Jeri D. H.
from US, United States
I've loved my Blue Pure 511i Max since receiving it. I also bought a bunch more for family members. They all tell me it makes a big difference. Thank you!!
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5 out of 5
5
Fast and Quite....
on May 11, 2026
Posted by: MICHAEL S.
from US, United States
Hardly tell it is running, and cleans air like a champ...
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
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