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
1
Too Small
on September 20, 2026
Posted by: Customer
The filters do not fit and fall out of the return onto the grate when air is not moving.
Written by a customer while visiting Filterbuy
Customer Rating
5
Expensive
on September 17, 2026
Posted by: Customer
After my purchase, I found them less expensive pn a website
Written by a customer while visiting Filterbuy
Customer Rating
5
Great filters!
on September 15, 2026
Posted by: Customer
Great filters at an amazing price and every size imaginable.
Written by a customer while visiting Filterbuy
Customer Rating
5
Made in the USA 🇺🇸
on September 13, 2026
Posted by: Customer
That one one reason I went with filterbuy I believe they’re premium grade check back in late December.
Written by a customer while visiting Filterbuy
Customer Rating
5
Yes , the filters are
on September 12, 2026
Posted by: Customer
Yes , the filters are up to the advertisement. Good quality and fair price.
Written by a customer while visiting Filterbuy
Customer Rating
5
They appear to fit really
on September 12, 2026
Posted by: Customer
They appear to fit really good, now have wait and see how they work
Written by a customer while visiting Filterbuy
Customer Rating
5
Change filters often
on September 11, 2026
Posted by: Customer
FilterBuy has the size to fit your system. Change your filters often and reduce the amount of dust collected in your system.
Written by a customer while visiting Filterbuy
Customer Rating
5
Air filters
on September 10, 2026
Posted by: Customer
Excellent quality. I have purchased Merv 13 pleated air filters from filterbuy. com three years in a row.
Written by a customer while visiting Filterbuy