Customer reviews from Filterbuy
Filterbuy - 9x30x1 MERV 13 Smoke & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (1-Pack) - Blue
Average customer rating
4.6
(3,404 Reviews)
Rating breakdown 3,404 reviews
5 Stars
2,702
4 Stars
301
3 Stars
184
2 Stars
73
1 Star
144
Customer Reviews for Filterbuy - 9x30x1 MERV 13 Smoke & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (1-Pack) - Blue
Customer Rating
5
Unsatisfied
on August 17, 2026
Posted by: Customer
Filters were to small and charged me for return. I think you are thieves.
Written by a customer while visiting Filterbuy
Customer Rating
2
These filters slap up and
on August 17, 2026
Posted by: Customer
These filters slap up and down in the vents each time the AC activate and turns off. Very annoying and hard to sleep. Measurea shot the size on your filters is approximately 1/16th small on width and length.
Written by a customer while visiting Filterbuy
Customer Rating
5
Filters/assorted sizes
on August 16, 2026
Posted by: Customer
Easy to order. Ship when needed. Love this service. Filters work great!
Written by a customer while visiting Filterbuy
Customer Rating
5
Great Company
on August 15, 2026
Posted by: Customer
The entire process was fantastic including the product.
Written by a customer while visiting Filterbuy
Customer Rating
5
Good quality. Fits the HVAC
on August 14, 2026
Posted by: Customer
Good quality. Fits the HVAC size nicely. Easily disposable.
Written by a customer while visiting Filterbuy
Customer Rating
5
Only Place To Buy Filters
on August 13, 2026
Posted by: Customer
High quality, reasonably priced, American made air filters that ship quickly. Large selection of sizes and efficiency range as well. My go to filter source.
Written by a customer while visiting Filterbuy
Customer Rating
5
Excellent product
on August 12, 2026
Posted by: Customer
Very happy with the product, my house stays dust free and very fresh
Written by a customer while visiting Filterbuy
Customer Rating
5
Filter buy
on August 11, 2026
Posted by: Customer
Of good quality and the right size I needed. Will buy again on a regular basis.
Written by a customer while visiting Filterbuy