20x25x4 Standard Filters

NOTE: Please compare the actual size of your current filter with the actual sizes listed on our site. A nominal 20" x 25" x 4" filter can be different actual sizes depending on the brand of your air cleaner.
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What Our Customers Have to Say

PEGGY CRUDER 1 day ago
5
Very good product, effective, well-packaged to protect during shipping.
TAWNY 1 day ago
5
Easy to order, great customer service
Kenneth Soutullo 1 day ago
5
Reasonable price and quick delivery.
J C McC 3 days ago
5
My installer recommended your company so I knew you were great. The items arrived very quickly. They are a perfect fit and good quality item. Thanks so much.