Customer reviews from Filterbuy
Filterbuy - 20x23x1 MERV 8 Dust & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (4-Pack) - Silver
Average customer rating
4.7
(5,911 Reviews)
Rating breakdown 5,911 reviews
5 Stars
4,904
4 Stars
499
3 Stars
213
2 Stars
113
1 Star
182
Customer Reviews for Filterbuy - 20x23x1 MERV 8 Dust & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (4-Pack) - Silver
Customer Rating
5
Apparently good quality. Haven't actually
on February 14, 2026
Posted by: Anonymous
Apparently good quality. Haven't actually used one yet! Thank you though!
Written by a customer while visiting Filterbuy
Customer Rating
5
The best
on February 14, 2026
Posted by: Anonymous
Made at the USA. Been expensive. Quality product. Huge assortment. Excellent customer relations.
Written by a customer while visiting Filterbuy
Customer Rating
5
Quality filters at a great
on February 14, 2026
Posted by: Anonymous
Quality filters at a great price, and made in the USA
Written by a customer while visiting Filterbuy
Customer Rating
5
Filter buy
on February 14, 2026
Posted by: Anonymous
the filters R the best but I didn't realize that I had subscribed to receive monthly shipments of them so I immediately called about being removed from the monthly purchase of them.
Written by a customer while visiting Filterbuy
Customer Rating
5
Great company
on February 13, 2026
Posted by: Anonymous
Sent the perfect size I needed. Its always timely. Have used them before. Im glad that I found them again.
Written by a customer while visiting Filterbuy
Customer Rating
5
Furnace filters
on February 13, 2026
Posted by: Anonymous
Have bought from you before and very satisfied with the filters and the speed at which you send them out.
Written by a customer while visiting Filterbuy
Customer Rating
5
I found them to be
on February 12, 2026
Posted by: Anonymous
I found them to be well made at a reasonable price will see how they work my time using your filters
Written by a customer while visiting Filterbuy
Customer Rating
2
You are consistently wrong
on February 12, 2026
Posted by: Anonymous
You always send 17x21. 5x1This is the wrong size but I guess you feel we should make it work.
Written by a customer while visiting Filterbuy