Customer reviews from Filterbuy
Filterbuy - 21.5x21.5x1 MERV 11 Pet & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (2-Pack) - Gold
Average customer rating
4.6
(3,949 Reviews)
Rating breakdown 3,949 reviews
5 Stars
3,135
4 Stars
393
3 Stars
198
2 Stars
89
1 Star
134
Customer Reviews for Filterbuy - 21.5x21.5x1 MERV 11 Pet & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (2-Pack) - Gold
Customer Rating
5
Merv 11 filters
on March 3, 2026
Posted by: Anonymous
Great filters ! I've noticed my allergies are improved
Written by a customer while visiting Filterbuy
Customer Rating
5
The filters are very well
on March 2, 2026
Posted by: Anonymous
The filters are very well made. Very pleased with them.
Written by a customer while visiting Filterbuy
Customer Rating
5
Great Filters
on March 2, 2026
Posted by: Anonymous
They fit perfectly and do a great job filtering the dust in the air. Would highly recommend.
Written by a customer while visiting Filterbuy
Customer Rating
5
My treats
on March 2, 2026
Posted by: Anonymous
Haven't started using them yet. . however they sound great.
Written by a customer while visiting Filterbuy
Customer Rating
5
My go to for filters
on March 2, 2026
Posted by: Anonymous
My go to for filters . Nice quality at an affordable price
Written by a customer while visiting Filterbuy
Customer Rating
5
Rely on them
on March 1, 2026
Posted by: Anonymous
I really like the fact that they work just as good as any I have ever used. The prices and delivery are great!
Written by a customer while visiting Filterbuy
Customer Rating
4
Not a bad filter
on March 1, 2026
Posted by: Anonymous
So far so good. I mean its very hard to tell if its doing better than others. . I do appreciate the sturdiness, the quality, and the decent price. I would recommend based on those things.
Written by a customer while visiting Filterbuy
Customer Rating
5
Second Shipment!
on March 1, 2026
Posted by: Anonymous
Great product! We have the furnace going all the time, and it's perfect timing to replace these monthly!
Written by a customer while visiting Filterbuy