Customer reviews from Filterbuy
Filterbuy - 20x20x4 MERV 11 Pet & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (6-Pack) - Gold
Average customer rating
4.4
(7,012 Reviews)
Rating breakdown 7,012 reviews
5 Stars
5,177
4 Stars
755
3 Stars
439
2 Stars
246
1 Star
395
Customer Reviews for Filterbuy - 20x20x4 MERV 11 Pet & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (6-Pack) - Gold
Customer Rating
5
I've used these filters the
on March 18, 2022
Posted by: Anonymous
I've used these filters the last few years and they worked fine.
Written by a customer while visiting Filterbuy
Customer Rating
5
Air Filters
on March 17, 2022
Posted by: Anonymous
You guys make shopping very easy. I have an odd size filter that is not always in the normal big box stores. So, one less trip to the store.
Written by a customer while visiting Filterbuy
Customer Rating
5
Been using for about 3
on March 16, 2022
Posted by: Anonymous
Been using for about 3 years and am pleased with results.
Written by a customer while visiting Filterbuy
Customer Rating
5
Lennox Box Filter
on March 16, 2022
Posted by: Anonymous
Replacement box media filters fit perfectly, have a 6 month life, and have Merv 11 filtration = excellent!
Written by a customer while visiting Filterbuy
Customer Rating
5
Just Perfect
on March 15, 2022
Posted by: Anonymous
We could not find the size we needed anywhere so I we were so happy to find Filterbuy where we could specify the size. The filters came quickly, just as expected and well made.
Written by a customer while visiting Filterbuy
Customer Rating
5
Seems to work well
on March 15, 2022
Posted by: Anonymous
They are slightly undersized but work well if installed in center of opening. Will have a better idea of filtering after in use for a while.
Written by a customer while visiting Filterbuy
Customer Rating
5
Came Quickly and is the
on March 13, 2022
Posted by: Anonymous
Came Quickly and is the only product that fits my system.
Written by a customer while visiting Filterbuy
Customer Rating
5
Mercy 11 filters
on March 12, 2022
Posted by: Anonymous
They are great filters and take the dust out of the air. There great!!
Written by a customer while visiting Filterbuy