Customer reviews from Filterbuy
Filterbuy - 13x21.5x1 MERV 11 Pet & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (4-Pack) - Gold
Average customer rating
4.4
(7,007 Reviews)
Rating breakdown 7,007 reviews
5 Stars
5,174
4 Stars
754
3 Stars
439
2 Stars
245
1 Star
395
Customer Reviews for Filterbuy - 13x21.5x1 MERV 11 Pet & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (4-Pack) - Gold
Customer Rating
5
Filterbuy
on February 12, 2026
Posted by: Anonymous
They fit okay. Unknown as to how they work. I guess I'll check how they work at the end of the month.
Written by a customer while visiting Filterbuy
Customer Rating
5
Process was very easy! I
on February 12, 2026
Posted by: Anonymous
Process was very easy! I have been receiving facebook contacts that they are now up to 70% off. . . . can I still get this discount?Thanks,
Written by a customer while visiting Filterbuy
Customer Rating
5
Great product
on February 11, 2026
Posted by: Anonymous
Filters are very nice clean lines, well built. The order process extremely easy
Written by a customer while visiting Filterbuy
Customer Rating
5
Very Pleased
on February 11, 2026
Posted by: Anonymous
I appreciate the convenience of different choices and sizes.
Written by a customer while visiting Filterbuy
Customer Rating
5
Filter Buy
on February 10, 2026
Posted by: Vernon C.
These are very good quality filters. They do the job and fit every time. When you order they come on time. Meets my expectations.
Written by a customer while visiting Filterbuy
Customer Rating
5
All Good So Far
on February 10, 2026
Posted by: Anonymous
Havent used the filters as of yet. Easy ordering, shipped in good condition and they look like they will do the job. Time will tell.
Written by a customer while visiting Filterbuy
Customer Rating
5
Happy Customer
on February 9, 2026
Posted by: Anonymous
Excellent value for air filters. I am a repeat customer.
Written by a customer while visiting Filterbuy
Customer Rating
5
Excellent filters
on February 9, 2026
Posted by: Anonymous
These filters work very well. Happy with our purchase
Written by a customer while visiting Filterbuy