




Filterbuy 20x21x5 Lennox Compatible MERV 11 Air Filter
Reviews for MERV 11 Replacement for Lennox 20x21x5 (20x20.63x4.38)
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Updating Results
Verified Reviewer
0.0 star rating
09/28/23
A
Anne L.
Verified Buyer
5.0 star rating
04/03/23
Top notch service
Review by Anne L. on 3 Apr 2023review stating Top notch service
Filterbuy was the absolute BEST choice when we needed a special size filter. Easy website, quick delivery, excellent customer service. I will definitely use them again!
On MERV 11 Replacement for Lennox 20x21x5 (20x20.63x4.38)
M
Michael G.
Verified Buyer
5.0 star rating
04/24/22
Great filters at great prices
Review by Michael G. on 24 Apr 2022review stating Great filters at great prices
Great filters at great prices
On MERV 11 Replacement for Lennox 20x21x5 (20x20.63x4.38)
G
Gary S.
Verified Buyer
5.0 star rating
08/10/20
the filters are what i
Review by Gary S. on 10 Aug 2020review stating the filters are what i
the filters are what i needed and the price and free shipping are great
On MERV 11 Replacement for Lennox 20x21x5 (20x20.63x4.38)
K
KURT A.
Verified Buyer
5.0 star rating
04/10/20
good filter at 1/2 the
Review by KURT A. on 10 Apr 2020review stating good filter at 1/2 the
good filter at 1/2 the price that lennox wanted for the same mere rated filter
On MERV 11 Replacement for Lennox 20x21x5 (20x20.63x4.38)
D
Dan C.
Verified Buyer
5.0 star rating
01/02/19
Satisfactory in all respects.
Review by Dan C. on 2 Jan 2019review stating Satisfactory in all respects.
Satisfactory in all respects.
On MERV 11 Replacement for Lennox 20x21x5 (20x20.63x4.38)