Customer reviews from Filterbuy
Filterbuy - 15x20x4 MERV 13 Smoke & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (5-Pack) - Blue
Average customer rating
4.4
(5,900 Reviews)
Rating breakdown 5,900 reviews
5 Stars
4,402
4 Stars
555
3 Stars
405
2 Stars
201
1 Star
337
Customer Reviews for Filterbuy - 15x20x4 MERV 13 Smoke & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (5-Pack) - Blue
Customer Rating
5
Great filter at a great price
on April 16, 2026
Posted by: Customer
Filterbuy is the only place that i can find affordable options for my weird sized filter. Last filter i used feom them was MERV 11 now trying the merv 13 since i have bad allergies to see if it helps. So far so good
Written by a customer while visiting Filterbuy
Customer Rating
3
I cannot give an adequate
on April 15, 2026
Posted by: Customer
I cannot give an adequate review because I have not used them since the purchase. I will be using them once the previous filter is done.
Written by a customer while visiting Filterbuy
Customer Rating
5
Merv 13 Filter
on April 13, 2026
Posted by: Customer
Shipped fast, waiting to see how they perform after a few months.
First time using this brand, so need to wait and see how it works.
First time using this brand, so need to wait and see how it works.
Written by a customer while visiting Filterbuy
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
Great Filters
on April 9, 2026
Posted by: Customer
I’ve been buying filters from this company for years. I’m very satisfied with the filters and the company.
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