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Filterbuy 20x20x5 Lennox Compatible MERV 11 Air Filter

Name: MERV 11 Replacement for Lennox 20x20x5 (19.75x19.88x4.38)
Brand: FilterBuy
SKU: HRF20x20x5M11=LEN
Availability: InStock
Rating: 4.9 (460 reviews)

Made in the USA

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icon indicates a Minimum Efficacy Rating Value of 11 for the replacement air filter

MERV 11 / Gold

Superior

6 Month Filter

MERV 11 Replacement for Lennox 20x20x5 (19.75x19.88x4.38)
Actual Size 19.75x19.88x4.38"
Attracts and captures pet dander, lint, dust, pollen, dust mite debris, mold spores, smoke, and smog.
Ideal for standard and residential commercial use
Designed to last 180 days. Replace regularly for optimum performance.
Free shipping on all orders!
Learn more about 20x20x5 Air Filter - Lennox.

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Reviews for MERV 11 Replacement for Lennox 20x20x5 (19.75x19.88x4.38)

460 Reviews

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Reviews(460)
Questions(0)

Updating Results

09/26/21

Juanita W.

07/15/21

High quality filter at good

High quality filter at good price with excellent service. Happy it's made in the USA.

Robert B.

04/05/21

Order went really smooth and

Order went really smooth and the correct filters were on my doorstep in three days.

stephan P.

02/05/21

They fit perfectly, very pleased

DAVID D.

12/11/20

Really great customer focus and

Really great customer focus and service.
Obviously a well run organization.

Clint L.

12/02/20

Good fit

For this installation fit is critical to avoid flow around the filter. I considered buying at a "big box" but the actual dimensions did not match what was required. The Filterbuy fit exactly as it should.

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Reviews for MERV 11 Replacement for Lennox 20x20x5 (19.75x19.88x4.38)

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