Customer reviews from Filterbuy
Filterbuy - 21x23.5x1 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 - 21x23.5x1 MERV 11 Pet & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (3-Pack) - Gold
Customer Rating
5
Excellent filters
on April 5, 2025
Posted by: Anonymous
Filter buy has the best filters for my furnace, and catches the dust and other debris blowing through it ,keeping my blower motor clean and functioning properly, fast shipping right to my door! Highly recommend Filter buy for all filters!
Written by a customer while visiting Filterbuy
Customer Rating
5
They were 20x16, not 24x16
on April 5, 2025
Posted by: Anonymous
They were 20x16, not 24x16 they are perfect! Thank you
Written by a customer while visiting Filterbuy
Customer Rating
5
They fit good. I have
on April 4, 2025
Posted by: Lois C.
They fit good. I have used my last order for a year and a very pleased with it and it sure is easy, ordering them than it is trying to find the correct size and any of the stores.
Written by a customer while visiting Filterbuy
Customer Rating
5
MERV Air Filter
on April 3, 2025
Posted by: Anonymous
Everyone should have high quality air filters on their heating/A/C systems. Its a must. These are high quality.
Written by a customer while visiting Filterbuy
Customer Rating
1
Too small
on April 2, 2025
Posted by: Markus H.
Didnt fit right for the size , had to throw away so was a waste of money
Written by a customer while visiting Filterbuy
Customer Rating
5
AC Filters
on April 2, 2025
Posted by: Anonymous
Excellent quality of filters. The website is extremely helpful when purchasing air filters , they explain to you in detailed form on each and every filter they have. This is exactly why I purchased these filters because of the detailed information on each and every filter.
Written by a customer while visiting Filterbuy
Customer Rating
5
These are my favorite air
on March 29, 2025
Posted by: Gloria J.
These are my favorite air filters, they're affordable, work really well and arrive fast. I really like that they're made here in the USA and you can definitely see and feel the higher quality of the product.
Written by a customer while visiting Filterbuy
Customer Rating
5
Filters work well. Easy to
on March 27, 2025
Posted by: Bradford T.
Filters work well. Easy to get an unusual size. Good value.
Written by a customer while visiting Filterbuy