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.
Showing 1 -  8 of 8 Products
20x25x5 AIRx DUST Honeywell FC100A1037 Replacement Filter - MERV 8, 2-Pack
$40.95 / Filter
$51.19 Save 20%!
2 Pack Selected
$81.90
Ships Free!
20x25x5 AIRx ALLERGY Honeywell FC100A1037 Replacement Air Filter - MERV 11, 2-Pack
$43.95 / Filter
$54.94 Save 20%!
2 Pack Selected
$87.90
Ships Free!
20x25x5 AIRx HEALTH Honeywell FC100A1037 Replacement Air Filter - MERV 13, 2 pack
$59.95 / Filter
$74.94 Save 20%!
2 Pack Selected
$119.90
Ships Free!
20x25x5 AIRx ODOR Honewell FC100A1037 Replacement Air Filter - Carbon, 2-Pack
$45.95 / Filter
$57.44 Save 20%!
2 Pack Selected
$91.90
Ships Free!
20x25x4 AIRx ALLERGY Air Filter - MERV 11, 6-Pack
$28.49 / Filter
$35.61 Save 20%!
6 Pack Selected
$170.94
Ships Free!
20x25x4 AIRx HEALTH Air Filter - MERV 13, 6-Pack
$37.49 / Filter
$46.86 Save 20%!
6 Pack Selected
$224.94
Ships Free!
20x25x4 AIRx ODOR Air Filter - Carbon, 6-Pack
$33.64 / Filter
$42.05 Save 20%!
6 Pack Selected
$201.83
Ships Free!
Lennox Model X6675 MERV 16 Replacement Filter - 20 x 25 x 5
$169.90 / Filter
$212.38 Save 20%!
1 Pack Selected
$169.90
Ships Free!
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What Our Customers Have to Say

Myrtha R. 1 day ago
5
the company provides great service with my request. The price of the article is quite expensive. Maybe next time their maybe some discount for Veterans and Senior discount available for us. Thank you
Theresa L. 1 day ago
5
Thanks a good product for the price
Diane R. 1 day ago
5
These are great filters and I so prefer to buy them by the carton. I will definitely be buying them again
GENE B. 1 day ago
5
The filters fit perfectly in my intake compartment on my furnace. My house is less dusty than with my previous filters.