Customer reviews from Filterbuy
Filterbuy - 21.5x21.5x1 MERV 11 Pet & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (3-Pack) - Gold
Average customer rating
4.6
(3,950 Reviews)
Rating breakdown 3,950 reviews
5 Stars
3,136
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 (3-Pack) - Gold
Customer Rating
5
Good Filters Merv 11
on August 10, 2025
Posted by: Anonymous
Been using Merv11 filters takes smoke and dust ect for about a month checked filter good for another month 1 person and a part time doggy .
Written by a customer while visiting Filterbuy
Customer Rating
5
better filter
on August 10, 2025
Posted by: Anonymous
The filter looks to be better built than the ones I have been using.
Written by a customer while visiting Filterbuy
Customer Rating
3
Undecided
on August 9, 2025
Posted by: Anonymous
I have you a 3as so far I dont feelAny different, perhaps more time is needed to acutely evaluate.
Written by a customer while visiting Filterbuy
Customer Rating
5
The Filterbuy14x14x1 MERV 11 Pleated Air Filter is GREAT!
on August 9, 2025
Posted by: Anonymous
The Filterbuy14x14x1 MERV 11 Pleated Air Filter has to be the greatest value on the market. And, so dependable for a full quarter's use. We highly recommend it!
Written by a customer while visiting Filterbuy
Customer Rating
5
The 12x12x1 MERV 11 Pleated Air Filter is a great value!
on August 9, 2025
Posted by: Anonymous
The Filterbuy12x12x1 MERV 11 Pleated Air Filter has to be the greatest value on the market. And, so dependable for a full quarter's use. We highly recommend it!
Written by a customer while visiting Filterbuy
Customer Rating
5
Repeating Customer
on August 8, 2025
Posted by: Sabir A.
The filters are good quality, and the order process is easy.
Written by a customer while visiting Filterbuy
Customer Rating
5
Don't Know Yet
on August 8, 2025
Posted by: Anonymous
I can't say yet because I have not used it. It is the next to go in, so I will have to wait a while before I can give an honest review.
Written by a customer while visiting Filterbuy
Customer Rating
4
First off, I made a
on August 8, 2025
Posted by: Anonymous
First off, I made a mistake in my order. I need 1/2 inch thick. That being said, I like the filters and think they are good. I was able to fit the filter in - in spite of my mistake,
Written by a customer while visiting Filterbuy