16½ x 21½ x 1"

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What Our Customers Have to Say

EDWENDA HESS 2 days ago
5
Wwwwwwwwwwwwwwwww
Nick Schlosser 2 days ago
5
Best so far works well seems to help with the air flow so far love em
L M Livingston 3 days ago
5
Always good product
Matt Dillman 3 days ago
5
Good quality construction and good fit, especially for my odd size air returns. Happy to be buying from an American company that makes their products in the USA.