Lennox X8788 20x26x5 MERV 16 PureAir Furnace & AC Air Filter
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Lennox X8788 20x26x5 MERV 16 PureAir Furnace & AC Air Filter


Retail: $189.99 /ea
You Save: 24%
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Retail: $189.99
You Save: 24%
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    The Lennox X8788 MERV 16 filter is made for your PureAir PC020-28 unit. Also known as a healthy climate filter, this pleated filter will remove harmful airborne contaminants from your home. If you or your family members suffer from asthma or allergies, this replacement furnace filter will remove pollen, dust, dirt and allergens from the air you breathe. This pureair filter will capture more than 95% of particles down to 0.3 microns in size. This replacement furnace filter will also remove odors and chemical vapor such as odors from cleaning supplies and paints.


    • Brand: Lennox
    • Part Number: X8788
    • Pack Size: 1
    • Filter Life: 6 Months
    • MERV Rating: 16
    • Product Dimensions: 20" x 26" x 5"
    • Actual Dimensions: 20" x 25-3/8" x 4 3/8"

    How do you install the Lennox X8788?

    1. Open access door by lifting the handle and pulling the bottom of the door toward you. Remove door completely.
    2. Tilt used Lennox X8788 to allow filter to be removed from cabinet. Pull used filter cartridge from cabinet.
    3. Discard dirty Lennox X8788 in plastic bag in which replacement filter was received.
    4. Slide new Lennox X8788 into cabinet with “AIR FLOW” arrow pointing in the direction of air flow. Care shall be exercised to place filter cartridge in angle holders on bottom and side of cabinet.
    5. Replace access door.

    How often should you replace the Lennox X8788?

    • Changing your Lennox X8788 is a very quick and easy process that should be done once every six months.

    What contaminants does the Lennox X8788 reduce?

    • The Lennox X8788 is a MERV 16 air filter, which means that it reduces the following contaminants:

      • Dust
      • Pollen
      • Mold Spores
      • Pet Dander
      • Smoke & Smog
      • Allergens
      • Bacteria
      • Virus Carriers

    Compatible Parts:

    The Lennox X8788 20x26x5 MERV 16 PureAir Furnace & AC Air Filter is the correct replacement for the following part numbers:

    Part Number
    No results for {X}

    Compatible Models:

    The Lennox X8788 20x26x5 MERV 16 PureAir Furnace & AC Air Filter is correct replacement for the following model numbers:

    BrandModel NumberDescription
    Lennox LENNOX PUREAIR PC020-28 Air Filters Furnace Filters
    No results for {X}

    Reviews from Trustpilot

    Customer Reviews:

    Total Reviews: 4 Average Rating: 5 / 5.0

    H Nelson2023-06-30

    Quality product

    Collected by Trustpilot.com
    Ronald Babb2023-04-29

    Good product

    Collected by Trustpilot.com
    Marilyn Clark2022-07-17

    Great product. Keeps my air conditioner running like a champ.

    Collected by Trustpilot.com
    Dennis Hacker2021-07-19

    Just what I needed

    Collected by Trustpilot.com

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