Customer reviews from www.blueair.com
Replacement Particle Filter for Blueair Classic 400 Series Air Purifies - White
Average customer rating
4.4
(68 Reviews)
Rating breakdown 68 reviews
5 Stars
49
4 Stars
10
3 Stars
2
2 Stars
1
1 Star
6
87%of customers recommend this product.
(
55 out of
63)
Customer Reviews for Replacement Particle Filter for Blueair Classic 400 Series Air Purifies - White
Customer Rating
5
Particle filter
on January 18, 2026
Posted by: Colleen S.
from US, United States
Have used for years. Consistently notice a difference with the lack of dust.
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5
Filter Replacement
on February 15, 2026
Posted by: Dave F.
from US, United States
Thank you for the timely filter replacements your team always provides to keep my unit clean and working at peak performance.
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5
Great Air Filter
on April 5, 2026
Posted by: Douglas G. K.
from US, United States
I love my Blueair 403 Series Air Purifier. It does a great job keeping my pets room clean. I highly recommend this Air Machine and Filter.
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com
Customer Rating
5
Classic 400 Air Filter
on June 5, 2026
Posted by: Faith P.
from US, United States
My 400 series Hepa Air Filter just keeps on, quietly doing its job. Especially during pollen season.. no huff, no fuss..just restful nights with dependable clean air. THANKS 😊
I would recommend this to a friend!
Written by a customer while visiting www.blueair.com