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Filtrete 20-in W x 20-in L x 5-in MERV 11 HVAC Basic Pleated Air Filter (2-Pack)

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Honeywell F25 Media Air Filter # 203721. Honeywell F35 and F35R Media Air Filter # FC35A1019. Honeywell F100 and F150 Media Air Filter # FC100A1011. Honeywell F200 Media Air Filter # FC200E1011
Fits Lennox models X8308, X0585, or X7935
Nominal size 20-in x 20-in x 5-in

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Honeywell F25 Media Air Filter # 203721. Honeywell F35 and F35R Media Air Filter # FC35A1019. Honeywell F100 and F150 Media Air Filter # FC100A1011. Honeywell F200 Media Air Filter # FC200E1011
Fits Lennox models X8308, X0585, or X7935
Nominal size 20-in x 20-in x 5-in
Actual size 19-3/4-in x 19-7/8-in x 4-3/8-in
Removes atmospheric and household dust, coal and insecticide dust, mites, pollen, tobacco smoke, cooking smoke, grease, mold, fungi and more down to 0.3 micron
High efficiency filter media collects small dust particles before they can collect on your coils
Superior frame strength utilizing double wall construction and die cut fingers
No assembly required, no combs needed, filter just slides right in