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BROWSE FILTER BY SIZE

4 Inch Filters

4 Inch Furnace Air Filters

   

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  1. 12X24X4" Pleated Filter MERV 8
    6-Pack
    8
    3

    12X24X4" Pleated Filter MERV 8

    • MERV 8 filtration rating
    • 6 filters per case
    • Lasts up to 3 months
    Learn More
    $72.80

    Out of stock

  2. 16X20X4" Pleated Filter MERV 8
    6-Pack
    8
    3

    16X20X4" Pleated Filter MERV 8

    • MERV 8 filtration rating
    • 6 filters per case
    • Lasts up to 3 months
    Learn More
    $76.68

    Out of stock

  3. 16X25X4" Pleated Filter MERV 8
    6-Pack
    8
    3

    16X25X4" Pleated Filter MERV 8

    • MERV 8 filtration rating
    • 6 filters per case
    • Lasts up to 3 months
    Learn More
    $76.68

  4. Glassfloss® Z-Line SGP20256 & SGP20256AC Furnace Air Filters
    2-Pack
    8
    6

    Glassfloss® Z-Line 700 SG SGP20256 & SGP20256AC Air Filters

    • MERV 8 rating
    • 2 filters per case
    • 20 x 25 x 6" Nominal
    • 19.75 x 24.25 x 6" Actual
    Learn More
    $79.99

  5. 20X20X4" Pleated Filter MERV 8
    6-Pack
    8
    3

    20X20X4" Pleated Filter MERV 8

    • MERV 8 filtration rating
    • 6 filters per case
    • Lasts up to 3 months
    Learn More
    $80.50

   

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