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

James McWilliams 1 day ago
5
Excellent air filter. A quality well made product
Albert Da Giau 2 days ago
5
the value for the type of filter is good
Michael Corcoran 2 days ago
5
Ease of ordering Ease of delivery Quality of the products
Judy Holland 2 days ago
5
Great job but pricey!