Customer reviews from Filterbuy
Filterbuy - 18x21x1 MERV 13 Smoke & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (4-Pack) - Blue
Average customer rating
4.6
(3,366 Reviews)
Rating breakdown 3,366 reviews
5 Stars
2,670
4 Stars
300
3 Stars
182
2 Stars
73
1 Star
141
Customer Reviews for Filterbuy - 18x21x1 MERV 13 Smoke & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (4-Pack) - Blue
Customer Rating
5
I am trying the 13x
on December 11, 2021
Posted by: Barbie O.
I am trying the 13x 25 instead of 35~we will see! Thanks
Written by a customer while visiting Filterbuy
Customer Rating
5
Filter fits perfectly! Super easy
on December 10, 2021
Posted by: Anonymous
Filter fits perfectly! Super easy to order! Im very happy! Thank you!
Written by a customer while visiting Filterbuy
Customer Rating
5
Great filters
on December 9, 2021
Posted by: Anonymous
I cant find my filter size in stores where I live. These are so easy to order. They arrived in just a few days and work great. I have allergies so really appreciate the filtering qualities. Plus in summer there is always wild fire smoke and these keep indoor air clean.
Written by a customer while visiting Filterbuy
Customer Rating
5
Satisfied with filter. My electrical
on December 8, 2021
Posted by: Nadine M.
Satisfied with filter. My electrical cost improved. Enjoy the accessibility of the irregular size and MERV with quality.
Written by a customer while visiting Filterbuy
Customer Rating
4
Due to good weather here
on December 7, 2021
Posted by: Anonymous
Due to good weather here in Florida, my ac or heater has not been used much. Can't really tell any difference yet.
Written by a customer while visiting Filterbuy
Customer Rating
5
great filters and quick service,
on December 5, 2021
Posted by: Anonymous
great filters and quick service, I liked them so much that I reordered same as last year.
Written by a customer while visiting Filterbuy
Customer Rating
3
Return air filters
on December 5, 2021
Posted by: Glenna W.
These filters are much thinner than the ones I normally buy (Filtrete)I love them being made in the USA
Written by a customer while visiting Filterbuy
Customer Rating
5
Great product great service What
on December 5, 2021
Posted by: Anonymous
Great product great service What more could I ask for?
Written by a customer while visiting Filterbuy