19¾ x 21½ x 1"

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19.75x21.5x1 AIRx ALLERGY Air Filter, 6-Pack
$23.11 / Filter
6 Pack Selected
$138.68
Ships Free!
19.75x21.5x1 AIRx ALLERGY Air Filter, 12-Pack
$21.86 / Filter
12 Pack Selected
$262.35
Ships Free!
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What Our Customers Have to Say

philip geary 1 day ago
5
It is a great product for my Furnace. Been using it and doing business with you folks for 12 years+ It works.. I call in my order and Your customer Service is excellent. Very Helpful.
Margaret Nappi 1 day ago
5
Very quick delivery. Good price
Guenther Schroeder 2 days ago
5
Great filters for our furnace. Furnace technician recently advised that we should be placing a 25" instead of a 24" filter in our furnace. Need to see how well that works. Thank you for your always great and PROMPT service. Guenther Schroeder.
Phil Kos 2 days ago
5
These are good, would recommend