Customer reviews from Filterbuy
Filterbuy - 9x30x1 MERV 13 Smoke & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (12-Pack) - Blue
Average customer rating
4.6
(3,442 Reviews)
Rating breakdown 3,442 reviews
5 Stars
2,730
4 Stars
306
3 Stars
187
2 Stars
73
1 Star
146
Customer Reviews for Filterbuy - 9x30x1 MERV 13 Smoke & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (12-Pack) - Blue
Customer Rating
5
Great filters
on April 12, 2026
Posted by: Customer
I wouldn’t buy filters from any other place. Quality of product is excellent. I have bad allergies and these filters keep my air exceptionally clean. Not 1 asthma attack last year! Thank you filterbuy
Written by a customer while visiting Filterbuy
Customer Rating
4
Whoever made a decision to
on April 11, 2026
Posted by: Customer
Whoever made a decision to change the filter from white to blue is on santas naughty book. Hate that I cannot easily see if the filter is dirty.
Written by a customer while visiting Filterbuy
Customer Rating
5
16 x 20 x 1 merv13
on April 11, 2026
Posted by: Customer
Very satisfied with these air filters. Best of all, great prices.
Written by a customer while visiting Filterbuy
Customer Rating
5
Two thumbs up!
on April 8, 2026
Posted by: Customer
Been using these filters for several years now. They work great, and I appreciate the level of air filtering that it provides.
Written by a customer while visiting Filterbuy
Customer Rating
5
Haven't try,them,yet. Getting,ready,for,next,year. And,when,I,do I&#
on April 8, 2026
Posted by: Customer
Haven't try,them,yet. Getting,ready,for,next,year. And,when,I,do I'II submitted,a,review. Thank You. James B.
Written by a customer while visiting Filterbuy
Customer Rating
5
These seem to be good
on April 8, 2026
Posted by: Customer
These seem to be good quality filters, time will tell if they actually are.
Written by a customer while visiting Filterbuy
Customer Rating
5
They have been in use
on April 7, 2026
Posted by: Customer
They have been in use for a week and see no difference yet. After two months I can give you a review.
Written by a customer while visiting Filterbuy
Customer Rating
5
Great service
on April 7, 2026
Posted by: Customer
Thank you - the filters are fabulous and the service was great!!
Written by a customer while visiting Filterbuy