• 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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Replacement for Lennox 16x25x3" (X0581)

Showing 1 -  4 of 4 Products
16x25x3 AIRx DUST Replacement for Lennox X0581 Air Filter - MERV 8, 3-Pack
$23.95 / Filter
$29.94 Save 20%!
Ships Free!
16x25x3 AIRx ALLERGY Replacement for Lennox X0581 Air Filter - MERV 11, 3-Pack
$28.95 / Filter
$36.19 Save 20%!
Ships Free!
16x25x3 AIRx HEALTH Replacement for Lennox X0581 Air Filter - MERV 13
$36.42 / Filter
$45.53 Save 20%!
Ships Free!
16x25x3 AIRx ODOR Replacement for Lennox X0581 Air Filter - Carbon
$35.55 / Filter
$44.44 Save 20%!
Ships Free!
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What Our Customers Have to Say

Diane R. 1 day ago
5
I like using this filter in my home. It helps to keep the inside air cleaner..
Peggy K. 1 day ago
5
The filter was so easy to install, I will definitely purchase again.
Carol 1 day ago
5
excellent at filtering out the dog hair and other impurities.
Scott G. 1 day ago
5
Very pleased with this filter.