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
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What Our Customers Have to Say

Clarence Price 1 day ago
5
Love the item. Fits perfectly. Lasts for a month per filter awesome.
Richard Hayden 1 day ago
5
Great filters, prices, quality, and service
Rudy Casas Limon 1 day ago
5
Great I will keep on ordering the fillers from you
Emilie Rosenberg 1 day ago
5
Excellent filter for the money