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 Service Corrected a mistake
on March 4, 2026
Posted by: Anonymous
Great Service Corrected a mistake I made Good to go every 6 months
Written by a customer while visiting Filterbuy
Customer Rating
5
Great value
on March 3, 2026
Posted by: Anonymous
Definitely a great quality product for an affordable price
Written by a customer while visiting Filterbuy
Customer Rating
5
Excellent service and excellent product
on March 3, 2026
Posted by: Anonymous
Excellent service and excellent product and easy to order and purchase, I highly recommend Filterbuy
Written by a customer while visiting Filterbuy
Customer Rating
5
Not time to change the
on March 3, 2026
Posted by: Anonymous
Not time to change the filter. Can update in app Sept 2026
Written by a customer while visiting Filterbuy
Customer Rating
5
Incredible company
on March 3, 2026
Posted by: Anonymous
Who are the little elves who made my custom sized filters & sent them on their merry way , in a blink ?
Written by a customer while visiting Filterbuy
Customer Rating
1
Filter
on March 3, 2026
Posted by: Anonymous
These filters are a bit oversized and do not fit properly
Written by a customer while visiting Filterbuy
Customer Rating
2
I didnt try yet
on March 3, 2026
Posted by: Anonymous
So I gave you two starts because I havent tried your filters yet when the season gets warmer I will let you know then
Written by a customer while visiting Filterbuy
Customer Rating
4
the filter is a little
on March 2, 2026
Posted by: Anonymous
the filter is a little smaller than it should be the other filters I buy fit more tighter than yours
Written by a customer while visiting Filterbuy