13 x 21½ x 1"

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13x21.5x1 AIRx ALLERGY Air Filter, 6-Pack
$14.49 / Filter
$18.11 Save 20%!
6 Pack Selected
$86.94
Ships Free!
13x21.5x1 AIRx ALLERGY Air Filter, 12-Pack
$13.49 / Filter
$16.86 Save 20%!
12 Pack Selected
$161.88
Ships Free!
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What Our Customers Have to Say

Hyacinth 1 day ago
5
These are great air filters and the only ones I have used on the furnace.
Robert S. 1 day ago
5
Work as advertised and the ease of purchase is great.
michael c. 2 days ago
5
works extremely well on dog and cat hair .
David L. 2 days ago
5
Easy to install and use