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18 x 18 x 2 Air Filters

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Glasfloss  ZL 18x18x2 MERV 10 2 Inch Pleated Air Filters. Case of 12. Actual Size: 17.50 x 17.50 x 1.75
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Dimensions:17.5" W x 17.5" L x 1.8" T
Air Filter Longevity:3 month

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Air Filters for HVAC Airflow and Indoor Air Quality Support


Air filters help capture dust, pollen and other particles before air circulates through your home. Replacing filters on schedule can also support HVAC airflow and system performance. At Lowe’s, we offer disposable, washable, pleated and electrostatic options for residential and commercial spaces.

Benefit of Air Filters

  • Cleaner Air: Air filters help capture dust, pollen and other airborne particles before they move through living spaces.
  • Better HVAC Airflow: Regularly replacing filters helps maintain airflow through heating and cooling systems.
  • Filtration Options: Choose from flat, pleated or electrostatic pleated air filters for different levels of particle capture and your maintenance needs.

Key Features of Air Filters

  • Multiple Designs: Consider refillable, flat, pleated and electrostatic air filters based on different filtration needs.
  • Reusable Options: Disposable filters offer simple replacement, while washable air filters can be cleaned and reused as per the manufacturer instructions.
  • Technology Features: Some filters include app-compatible monitoring or maintenance support.
  • Size and Rating Variety: Multiple dimensions and performance ratings help fit various HVAC systems.
  • Application Options: Commercial, mixed-use and residential air filters allow you to match the filter to the system and setting.

How to Choose the Right Air Filter

  • Identify Filtration Needs: Consider dust, pollen, pet hair and other indoor air concerns before selecting a filter type.
  • Check HVAC Requirements: Verify the correct filter dimensions and rating recommendations for your system.
  • Compare Filter Styles: Evaluate basic flat, pleated, electrostatic, disposable and washable options based on maintenance preferences.
  • Review Replacement Frequency: Choose a filter schedule that fits your system, household and product directions.
  • Select Application: Match the filter to residential, commercial or mixed-use systems as needed.


Air filters help support indoor air quality and HVAC performance when replaced as recommended. Compare filter styles, sizes, ratings and applications before choosing a replacement. Shop air filters at Lowe’s to find options for homes, businesses and everyday HVAC maintenance.