Customer reviews from Filterbuy
Filterbuy - 20x34x1 MERV 13 Smoke & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (3-Pack) - Blue
Average customer rating
4.6
(3,408 Reviews)
Rating breakdown 3,408 reviews
5 Stars
2,706
4 Stars
301
3 Stars
184
2 Stars
73
1 Star
144
Customer Reviews for Filterbuy - 20x34x1 MERV 13 Smoke & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (3-Pack) - Blue
Customer Rating
5
reduces dust
on March 2, 2026
Posted by: Anonymous
The Merv 13 makes a noticeable difference with dust and allergies. I change them every season and the automatic yearly renewal makes it easy.
Written by a customer while visiting Filterbuy
Customer Rating
5
New buyer
on March 2, 2026
Posted by: Anonymous
Appears to be a great filter. First time buyer. Will see how it works out over time.
Written by a customer while visiting Filterbuy
Customer Rating
5
High quality filters
on March 2, 2026
Posted by: Anonymous
High quality filters that are reasonably priced. They ship very quickly
Written by a customer while visiting Filterbuy
Customer Rating
5
Great for my Corsi-Rosenthal Boxes
on March 1, 2026
Posted by: Anonymous
Buying replacements for my Corsi-Rosenthal Boxes. Good value home air filters. I also buy my HVAC filter here. Would recommend this site to all my friends.
Written by a customer while visiting Filterbuy
Customer Rating
5
Buy Quality Furnace Filters in Bundles.
on February 27, 2026
Posted by: Anonymous
This is a great deal. When you can buy QUALITY furnace filters for less than half price of your local retailer, then you've found a great deal.
Written by a customer while visiting Filterbuy
Customer Rating
1
AUTO SHIP
on February 24, 2026
Posted by: Anonymous
I have emailed several times to stop auto ship. However, I keep getting shipments and charges. Please cancel this
Written by a customer while visiting Filterbuy
Customer Rating
5
Ive been using the products
on February 23, 2026
Posted by: Anonymous
Ive been using the products for many years and totally satisfied with them, MERV 13 helps a lot with allergies,
Written by a customer while visiting Filterbuy
Customer Rating
5
Ive been using the products
on February 23, 2026
Posted by: Anonymous
Ive been using the products for many years and totally satisfied with them, MERV 13 helps a lot with allergies,
Written by a customer while visiting Filterbuy