Customer reviews from Filterbuy
Filterbuy - 21x22x1 MERV 8 Dust & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (4-Pack) - Silver
Average customer rating
4.7
(5,909 Reviews)
Rating breakdown 5,909 reviews
5 Stars
4,903
4 Stars
498
3 Stars
213
2 Stars
113
1 Star
182
Customer Reviews for Filterbuy - 21x22x1 MERV 8 Dust & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (4-Pack) - Silver
Customer Rating
5
Two of the sizes were
on March 29, 2026
Posted by: Customer
Two of the sizes were too big but I squeezed them in other than that I was happy I picked the right size but they were definitely bigger
Written by a customer while visiting Filterbuy
Customer Rating
5
Packaging was very good. No
on March 29, 2026
Posted by: Customer
Packaging was very good. No dents or wrinkles. I will buy again
Written by a customer while visiting Filterbuy
Customer Rating
5
Fits perfectly
on March 28, 2026
Posted by: Customer
This is my third purchase. Couldn’t find my air filter size anywhere else
Written by a customer while visiting Filterbuy
Customer Rating
1
Not 13” wide
on March 28, 2026
Posted by: Customer
The 13” filters I purchased are 13 1/2” wide and don’t fit. Waste of money
Written by a customer while visiting Filterbuy
Customer Rating
5
Always impressed and satisfied with
on March 28, 2026
Posted by: Customer
Always impressed and satisfied with this outstanding company
Written by a customer while visiting Filterbuy
Customer Rating
5
Like the way they kept
on March 27, 2026
Posted by: Customer
Like the way they kept me informed on the time when I should need to reorder filters and not hassle me
Written by a customer while visiting Filterbuy
Customer Rating
5
Filters
on March 27, 2026
Posted by: Customer
They are very fine filters. I have nothing else to say about them.
Written by a customer while visiting Filterbuy
Customer Rating
5
Good deal
on March 27, 2026
Posted by: Customer
High quality. Shipped quickly. I believe in using high quality filters to protect the heating a cooling systems.
Written by a customer while visiting Filterbuy