Customer reviews from Filterbuy
Filterbuy - 20x20x4 MERV 8 Dust & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (6-Pack) - Silver
Average customer rating
4.6
(7,983 Reviews)
Rating breakdown 7,983 reviews
5 Stars
6,414
4 Stars
704
3 Stars
347
2 Stars
212
1 Star
306
Customer Reviews for Filterbuy - 20x20x4 MERV 8 Dust & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (6-Pack) - Silver
Customer Rating
5
Save money at Filterbuy for Great Quality
on August 10, 2025
Posted by: Anonymous
WOW! What a great price for these expensive filters at the big box stores! Same Merv Rating and fits perfectly. Very happy to save money - two for the price of one (at a big box store) Shipped very quickly - love Filterbuy!!
Written by a customer while visiting Filterbuy
Customer Rating
2
Filters
on August 10, 2025
Posted by: Anonymous
Great way to keep up with A/C filters and use the proper filters for your A/C
Written by a customer while visiting Filterbuy
Customer Rating
3
Easy to install, will update
on August 10, 2025
Posted by: Anonymous
Easy to install, will update in a few months about quality.
Written by a customer while visiting Filterbuy
Customer Rating
3
We just started using the
on August 10, 2025
Posted by: Anonymous
We just started using the first one. Havent really had a chance to evaluate them yet.
Written by a customer while visiting Filterbuy
Customer Rating
5
Exceptional Products
on August 10, 2025
Posted by: Anonymous
We have been using Filterbuy for several years for filters for our whole house ventilation system and our GeoTHermal HAVC. Their products are well made.
Written by a customer while visiting Filterbuy
Customer Rating
1
Measurements misleading - does not
on August 10, 2025
Posted by: Anonymous
Measurements misleading - does not even come close to 4!
Written by a customer while visiting Filterbuy
Customer Rating
3
The filter construction is really
on August 9, 2025
Posted by: Anonymous
The filter construction is really no different from what I source at my hardware store, however, the filter level I purchased has a bit better construction-strength.
Written by a customer while visiting Filterbuy
Customer Rating
1
They're too small. The next
on August 9, 2025
Posted by: Anonymous
They're too small. The next size up is too big. Nothing fits.
Written by a customer while visiting Filterbuy