Customer reviews from Filterbuy
Filterbuy - 21x21x1 MERV 11 Pet & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (6-Pack) - Gold
Average customer rating
4.6
(3,973 Reviews)
Rating breakdown 3,973 reviews
5 Stars
3,156
4 Stars
394
3 Stars
200
2 Stars
89
1 Star
134
Customer Reviews for Filterbuy - 21x21x1 MERV 11 Pet & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (6-Pack) - Gold
Customer Rating
3
Disappointed! Filter not made from
on March 31, 2023
Posted by: Anonymous
Disappointed! Filter not made from one piece but two pieces glued together in the middle!
Written by a customer while visiting Filterbuy
Customer Rating
5
Second purchase
on March 31, 2023
Posted by: Anonymous
Fit perfectly and with the Merv 11 you change every 3 months. Easy to remember, when Seasons change, change Filter.
Written by a customer while visiting Filterbuy
Customer Rating
5
AWESOME
on March 31, 2023
Posted by: Charlene P.
The filters fit perfectly! The air flows better and much cooler now that I've switched to the proper filters!
Written by a customer while visiting Filterbuy
Customer Rating
4
It seems to be working
on March 31, 2023
Posted by: Anonymous
It seems to be working fine. My allergies seems to be getting better.
Written by a customer while visiting Filterbuy
Customer Rating
5
Good quality
on March 31, 2023
Posted by: Anonymous
Thanks to Filterbuy for saving me money on good quality air filters.
Written by a customer while visiting Filterbuy
Customer Rating
1
Sizing
on March 30, 2023
Posted by: Anonymous
nominal size vs actual size. Rep said all companies use that sizing method. So what's so special about FilterBuy?
Written by a customer while visiting Filterbuy
Customer Rating
5
great filters
on March 30, 2023
Posted by: Anonymous
Recently installed and looking forward to a better performance in dust control.
Written by a customer while visiting Filterbuy
Customer Rating
5
Seems like the right filter
on March 29, 2023
Posted by: Francesca A.
Have not installed yet. Waiting for furnace inspection and end of winter before replacing.
Written by a customer while visiting Filterbuy