Customer reviews from Filterbuy
Filterbuy - 12x36x4 MERV 8 Dust & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (3-Pack) - Silver
Average customer rating
4.2
(978 Reviews)
Rating breakdown 978 reviews
5 Stars
655
4 Stars
99
3 Stars
77
2 Stars
67
1 Star
80
Customer Reviews for Filterbuy - 12x36x4 MERV 8 Dust & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (3-Pack) - Silver
Customer Rating
1
The filters you sent are
on February 6, 2026
Posted by: Anonymous
The filters you sent are clearly lower quality than the ones I typically use. Thin, fewer heavy duty folds etc. Really cheap product and I was hopeful you could be my ongoing supplier rather than a one time fix. Too bad!
Written by a customer while visiting Filterbuy
Customer Rating
5
True to size, very happy
on February 6, 2026
Posted by: Anonymous
True to size, very happy with your product. I will definitely buy again. Thank you
Written by a customer while visiting Filterbuy
Customer Rating
5
Filters
on October 6, 2025
Posted by: Anonymous
Great service, had exactly what I was looking for. It did not take very long for them to get it to me. Thank you filterbuy
Written by a customer while visiting Filterbuy
Customer Rating
5
Perfect fit and keeps the
on September 30, 2025
Posted by: Anonymous
Perfect fit and keeps the house fresh. Love the reminder to reorder as well. All around great experience and highly recommend.
Written by a customer while visiting Filterbuy
Customer Rating
5
Furnace filter/AC filter
on September 28, 2025
Posted by: Anonymous
Great product at a great price and delivered before it was expected. Seems like a very nice well run company! I would recommend them highly.
Written by a customer while visiting Filterbuy
Customer Rating
5
Perfect
on September 23, 2025
Posted by: Anonymous
I could not find the filter size I needed until I found Filterbuy. . The one I bought was perfect.
Written by a customer while visiting Filterbuy
Customer Rating
5
Ac filter
on September 19, 2025
Posted by: Wendy C.
I like to keep one on hand for when my ac gets serviced. This makes it so easy and it is a quality product
Written by a customer while visiting Filterbuy
Customer Rating
5
New Customer
on September 19, 2025
Posted by: Anonymous
Easy to use web site. I put my first filter in. So we will see how it does.
Written by a customer while visiting Filterbuy