• No minimums, no surprises — we ship every order for free! We’ll get your filters out the door fast so you can enjoy clean air and water without paying extra.

  • Shop with confidence! If you're not completely satisfied with your purchase, you have up to one year to return it for a refund or exchange. We stand behind every filter we sell.

    Learn More

  • Every order is carefully packed and shipped by our team in Indiana. Your purchase helps support American jobs and hardworking families right here in the Midwest. Our AIRx Furnace / AC Filters and ClearChoice Fridge Filters are made in the USA.

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  • No minimums, no surprises — we ship every order for free! We’ll get your filters out the door fast so you can enjoy clean air and water without paying extra.

  • Shop with confidence! If you're not completely satisfied with your purchase, you have up to one year to return it for a refund or exchange. We stand behind every filter we sell.

    Learn More

  • Every order is carefully packed and shipped by our team in Indiana. Your purchase helps support American jobs and hardworking families right here in the Midwest. Our AIRx Furnace / AC Filters and ClearChoice Fridge Filters are made in the USA.

Cart 0

We don't know what's in your water,
but we know there's nothing in your cart.

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Lennox 20x25x5 Filters

Showing 1 -  10 of 10 Products
20x25x5 AIRx DUST Replacement for Lennox X6673 Air Filter - MERV 8, 2-Pack
$42.48 / Filter
$53.10 Save 20%!
Ships Free!
20x25x5 AIRx ALLERGY Replacement for Lennox Model X6673 Air Filter - MERV 11, 2-Pack
$44.98 / Filter
$56.22 Save 20%!
Ships Free!
20x25x5 AIRx HEALTH Replacement for Lennox X6673 Air Filter - MERV 13, 2-Pack
$69.00 / Filter
$86.25 Save 20%!
Ships Free!
Lennox Model X6673 Air Cleaner Filter Media for HCC20-28 - 20 x 25 x 5
$49.98 / Filter
$62.47 Save 20%!
Ships Free!
Lennox Model X6675 MERV 16 Replacement Filter - 20 x 25 x 5
$199.95 / Filter
$249.94 Save 20%!
Ships Free!
20x25x5 AIRx ALLERGY Replacement for Lennox X1152 Air Filter - MERV 11
$42.48 / Filter
$53.10 Save 20%!
Ships Free!
Lennox X8310 Expandable Replacement Filter - 20x25x5, 2-Pack
$47.48 / Filter
$59.35 Save 20%!
Ships Free!
Lennox X8310 Expandable Replacement Filter - 20x25x5
$54.95 / Filter
$68.69 Save 20%!
Ships Free!
MERV 16 Replacement for Lennox X6675 Filter - 20 x 25 x 5
$109.95 / Filter
$137.44 Save 20%!
Ships Free!
MAX Protection MERV 16 Air Filter - Replaces Honeywell 20x25x5 Filters
$64.95 / Filter
$81.19 Save 20%!
Ships Free!
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What Our Customers Have to Say

Steve B. 1 day ago
5
Ease of ordering and getting the correct size
Debbie G. 1 day ago
5
Have been using this product and website for years.
Dan S. 1 day ago
5
Perfect fit, good peice
Daniel H. 1 day ago
5
I have used this filter replacement for many years and have always found it to work well