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10 Best 16x25x5 furnace filter - March 2026

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Last Updated: 03-27-2026

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Filterbuy 16x25x5 Air Filter MERV 8 Essential Dust & Allergy Defense (2-Pack), Pleated HVAC AC Furnace Filters for Honeywell FC100A1029, Lennox X6670, and More (Actual Size: 15.75 x 24.75 x 4.38)

Filterbuy 16x25x5 Air Filter MERV 8 Essential Dust & Allergy Defense (2-Pack), Pleated HVAC AC Furnace Filters for Honeywell FC100A1029, Lennox X6670, and More (Actual Size: 15.75 x 24.75 x 4.38)

Filterbuy

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2

Filterbuy 16x25x5 Air Filter MERV 11 Superior Pet & Allergy Defense (2-Pack), Pleated HVAC AC Furnace Filters for Honeywell FC100A1029, Lennox X6670, and More (Actual Size: 15.75 x 24.75 x 4.38)

Filterbuy 16x25x5 Air Filter MERV 11 Superior Pet & Allergy Defense (2-Pack), Pleated HVAC AC Furnace Filters for Honeywell FC100A1029, Lennox X6670, and More (Actual Size: 15.75 x 24.75 x 4.38)

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3

bestBest value
Filterbuy 16x25x5 Air Filter MERV 13 Optimal Smoke & Allergy Defense (2-Pack), Pleated HVAC AC Furnace Filters for Honeywell FC100A1029, Lennox X6670, and More (Actual Size: 15.75 x 24.75 x 4.38)

Filterbuy 16x25x5 Air Filter MERV 13 Optimal Smoke & Allergy Defense (2-Pack), Pleated HVAC AC Furnace Filters for Honeywell FC100A1029, Lennox X6670, and More (Actual Size: 15.75 x 24.75 x 4.38)

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4

Filterbuy 16x25x5 Air Filter MERV 8 Essential Dust & Allergy Defense (4-Pack), Pleated HVAC AC Furnace Filters for Honeywell FC100A1029, Lennox X6670, and More (Actual Size: 15.75 x 24.75 x 4.38)

Filterbuy 16x25x5 Air Filter MERV 8 Essential Dust & Allergy Defense (4-Pack), Pleated HVAC AC Furnace Filters for Honeywell FC100A1029, Lennox X6670, and More (Actual Size: 15.75 x 24.75 x 4.38)

Filterbuy

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5

Filtrete 16x25x5 AC Furnace Air Filter, MPR 1000, MERV 11, Fits Lennox Devices, Allergen Defense, Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 15.63x24.74x4.31 in)

Filtrete 16x25x5 AC Furnace Air Filter, MPR 1000, MERV 11, Fits Lennox Devices, Allergen Defense, Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 15.63x24.74x4.31 in)

Filtrete

9.1

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6

Filtrete 16x25x5 AC Furnace Air Filter, MPR 1550, MERV 12, Fits Honeywell & Trion AirBear, CERTIFIED Asthma & Allergy Friendly, Electrostatic Air Filter, 1-Pack (actual size 15.75 x 24.13 x 4.88)

Filtrete 16x25x5 AC Furnace Air Filter, MPR 1550, MERV 12, Fits Honeywell & Trion AirBear, CERTIFIED Asthma & Allergy Friendly, Electrostatic Air Filter, 1-Pack (actual size 15.75 x 24.13 x 4.88)

Filtrete

8.8

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7

Nordic Pure 16x25x5 (15_3/4 x 24_3/4 x 4_3/8) Honeywell/Lennox Replacement MERV 12 Air Filters 2 Pack

Nordic Pure 16x25x5 (15_3/4 x 24_3/4 x 4_3/8) Honeywell/Lennox Replacement MERV 12 Air Filters 2 Pack

Nordic Pure

8.6

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8

Lennox X6670 - (2-Pack) Healthy Climate 16" x 25" x 5" OEM HCF16-11 Air Filter, MERV 11

Lennox X6670 - (2-Pack) Healthy Climate 16" x 25" x 5" OEM HCF16-11 Air Filter, MERV 11

Lennox

8.4

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9

AIRX FILTERS WICKED CLEAN AIR. Compatible/Replacement for 16x25x5 MERV 11 HVAC AC Furnace Air Filter Honeywell FC100A1029 CF200A1008 CF200D1625, Allergy 4-Pack, Made in the USA

AIRX FILTERS WICKED CLEAN AIR. Compatible/Replacement for 16x25x5 MERV 11 HVAC AC Furnace Air Filter Honeywell FC100A1029 CF200A1008 CF200D1625, Allergy 4-Pack, Made in the USA

AIRx Filters

8.2

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Filterbuy 16x25x5 Air Filter MERV 11 Superior Pet & Allergy Defense (4-Pack), Pleated HVAC AC Furnace Filters for Honeywell FC100A1029, Lennox X6670, and More (Actual Size: 15.75 x 24.75 x 4.38)

Filterbuy 16x25x5 Air Filter MERV 11 Superior Pet & Allergy Defense (4-Pack), Pleated HVAC AC Furnace Filters for Honeywell FC100A1029, Lennox X6670, and More (Actual Size: 15.75 x 24.75 x 4.38)

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