Customer reviews from Filterbuy
Filterbuy - 21x23.5x1 MERV 8 Dust & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (3-Pack) - Silver
Average customer rating
4.7
(5,914 Reviews)
Rating breakdown 5,914 reviews
5 Stars
4,907
4 Stars
499
3 Stars
213
2 Stars
113
1 Star
182
Customer Reviews for Filterbuy - 21x23.5x1 MERV 8 Dust & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (3-Pack) - Silver
Customer Rating
5
Excellent quality
on March 15, 2025
Posted by: Anonymous
These filters are less expensive than the big box stores and far better quality! I love I Can order large orders of them so I dont have to worry about running out
Written by a customer while visiting Filterbuy
Customer Rating
5
21x21x1 is an odd size
on March 11, 2025
Posted by: Anonymous
21x21x1 is an odd sizethese filter shipped promptly and were easy to install
Written by a customer while visiting Filterbuy
Customer Rating
5
Return air filter
on March 11, 2025
Posted by: Anonymous
It quites the air flow thru the metal fins and filter.
Written by a customer while visiting Filterbuy
Customer Rating
5
Refill is easy
on March 11, 2025
Posted by: Anonymous
Now anytime we see one it two filters remaining its easy yo place an order. Thank you
Written by a customer while visiting Filterbuy
Customer Rating
5
Filters
on March 10, 2025
Posted by: Brandie W.
I got the filters really quick and cheap. It is hard to find my type of filter, and this company has it.
Written by a customer while visiting Filterbuy
Customer Rating
5
Haven't used them yet but
on March 8, 2025
Posted by: Anonymous
Haven't used them yet but I will soon then I will rate you
Written by a customer while visiting Filterbuy
Customer Rating
5
Super satisfied!
on March 7, 2025
Posted by: C E.
I have been purchasing these filters for many years now and am completely satisfied not only with the filter but also with the great service that Filterbuy has given me.
Written by a customer while visiting Filterbuy
Customer Rating
5
Air duct fillers
on March 7, 2025
Posted by: Anonymous
Great price Fast service I have an odd size not sold in stores, Im thankful for Filterbuy
Written by a customer while visiting Filterbuy