AIRx 16x25x3-DUST | Our#: 181036

16x25x3 AIRx DUST Replacement for Lennox X0581 Air Filter - MERV 8, 3-Pack

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AIRx 16x25x3-DUST | Our#: 181036

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  •  100% Compatibility Guarantee

Enjoy a cleaner home with less work

  • Reduces dust, lint, dust mites, pollen
  • Will help keep your HVAC system clean
  • Maintains superior airflow
  • Creates cleaner indoor air
  • Actual Dimensions: 15 ¾" x 24 ¼" x 3"

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Frequently Purchased Together
16x25x3 AIRx ODOR Replacement for Lennox X0581 Air Filter - Carbon
(case of 3 Filters) MFG#: 16x25x3AB-ODOR
16x25x3 AIRx HEALTH Replacement for Lennox X0581 Air Filter - MERV 13
(case of 3 Filters) MFG#: 16x25x3AB-HEALTH
16x25x3 AIRx ALLERGY Replacement for Lennox X0581 Air Filter - MERV 11
(case of 3 Filters) MFG#: 16x25x3AB-ALLERGY

Product Details

Is this the right air filter for you?

If you want to clean the air in your home, and protect your HVAC equipment, this is the filter for you!  You'll have a hard time finding this filter at the local hardware store.  We make things easy and ship directly to your front door!

  • Quality 3" pleated air filter offers improved filtration and longer service life over common 1" filters 
  • MERV 88 rating means the filter captures common household allergens like dust, pollen and mold spores
  • Replaces the Lennox "Healthy Climate" X0581 - nominal size 16x25x3
  • Foam gasketing prevents air bypass
  • Replace every 6 months under normal use
  • Made with pride in the USA
  • Fast Shipping and Free Returns on all filters
  • This filter is not manufactured by Lennox

What does this air filter remove?

What part numbers does this filter replace?

  • Lennox X0581, X5427 

Do you want to know about the technical specs?

Nominal Dimensions
16 x 25 x 3"
Actual Dimensions
15 ¾ x 24 ¼ x 3"
Filter Media
Electrostatically charged 100% synthetic gradient media that does not support microbiological growth
Filter Support Grid
30 gauge galvanized expanded metal grid
Moisture resistant double-wall beverage board
Max Temperature
180F (82C) continuous service, peak 225F (107C)
Max Humidity
Resistant to 100% R.H.

Replaces These Filters:

National Filter Sales:

Lennox® and Healthy Climate® are registered trademarks of Lennox International Inc.. National Trade Supply, Inc, and AIRx are not affiliated with Lennox International Inc.