20 X 20 X 4" Standard Filters

NOTE: Please compare the actual size of your current filter with the actual sizes listed on our site. A nominal 20" x 20" x 4" filter can be different actual sizes depending on the brand of your air cleaner.
Showing 1 -  7 of 7 Products
1 

What Our Customers Have to Say

Neil B. 1 day ago
5
Good product for the money
Vicki S. 1 day ago
5
Great quality filters, easy to order and reasonable prices.
Darlene l. 1 day ago
5
Love them have been with your company for several years
Dustin S. 1 day ago
5
Have ordered multiple times