Customer reviews from Filterbuy
Filterbuy - 21x21x1 MERV 8 Dust & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (5-Pack) - Silver
Average customer rating
4.7
(5,911 Reviews)
Rating breakdown 5,911 reviews
5 Stars
4,904
4 Stars
499
3 Stars
213
2 Stars
113
1 Star
182
Customer Reviews for Filterbuy - 21x21x1 MERV 8 Dust & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (5-Pack) - Silver
Customer Rating
5
love the quality and the
on May 1, 2026
Posted by: Customer
love the quality and the value of the 3 filters used.
Written by a customer while visiting Filterbuy
Customer Rating
5
Filterbuy is the best you
on May 1, 2026
Posted by: Customer
Filterbuy is the best you can buy. . . . . . it has even Protected my Heat and Air units. . . . . . I have only Praise for Filter buy. . . . . .
Written by a customer while visiting Filterbuy
Customer Rating
5
This product is as advertised,
on April 30, 2026
Posted by: Customer
This product is as advertised, and I am very pleased with it. I will certainly purchase it again.
Written by a customer while visiting Filterbuy
Customer Rating
5
Excellent product!
on April 29, 2026
Posted by: Customer
We have been very happy with the MERV 8 pleated air filters. Filterbuy has been an excellent choice for us ~ their service is dependable and reasonable.
Written by a customer while visiting Filterbuy
Customer Rating
5
Perfect size, wrapped neatly and
on April 29, 2026
Posted by: Customer
Perfect size, wrapped neatly and fit in the box well.
Written by a customer while visiting Filterbuy
Customer Rating
5
Great price and fit perfectly.
on April 29, 2026
Posted by: Customer
Great price and fit perfectly. Good quality and looks great.
Written by a customer while visiting Filterbuy
Customer Rating
1
I bought 3 12X36 inch
on April 28, 2026
Posted by: Customer
I bought 3 12X36 inch filters that did not fit the intake.
Written by a customer while visiting Filterbuy
Customer Rating
5
They are perfect . Easy
on April 27, 2026
Posted by: Customer
They are perfect . Easy to install and great price
Written by a customer while visiting Filterbuy