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10 bestGeneral Furnace Filtersof December 2024

112M consumers helped this year.

1

Filtrete Micro Allergen Defense AC Furnace Air Filter, MPR 1000, 20 x 20 x 1-Inches, 4-Pack
Filtrete Micro Allergen Defense AC Furnace Air Filter, MPR 1000, 20 x 20 x 1-Inches, 4-Pack

Filtrete

9.8

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23% off

2

How Your House Works: A Visual Guide to Understanding and Maintaining Your Home (RSMeans)
How Your House Works: A Visual Guide to Understanding and Maintaining Your Home (RSMeans)

RSMeans

9.6

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3

Filtrete 20x20x1, AC Furnace Air Filter, MPR 1200, Allergen Defense Odor Reduction, 2-Pack (exact dimensions 19.69 x 19.69 x 0.81)
Filtrete 20x20x1, AC Furnace Air Filter, MPR 1200, Allergen Defense Odor Reduction, 2-Pack (exact dimensions 19.69 x 19.69 x 0.81)

Filtrete

9.4

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4

Nordic Pure 20x24x4M14-2 Pleated AC Furnace Air Filter, Box of 2
Nordic Pure 20x24x4M14-2 Pleated AC Furnace Air Filter, Box of 2

Nordic Pure

9.2

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22% off

5

Get More Referrals Now!: The Four Cornerstones That Turn Business Relationships Into Gold (CAREER (EXCLUDE VGM))
Get More Referrals Now!: The Four Cornerstones That Turn Business Relationships Into Gold (CAREER (EXCLUDE VGM))

McGraw-Hill Education

8.9

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6

Nordic Pure 14x24x2M14-3 Pleated AC Furnace Air Filter, Box of 3
Nordic Pure 14x24x2M14-3 Pleated AC Furnace Air Filter, Box of 3

Nordic Pure

8.6

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7

TRIGHTFILTERS 14x30x1 Furnace Filters
TRIGHTFILTERS 14x30x1 Furnace Filters

TRIGHTFILTERS

8.4

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8

TRIGHTFILTERS 14x25x1 Furnace Filters
TRIGHTFILTERS 14x25x1 Furnace Filters

TRIGHTFILTERS

8.1

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9

True Blue 12" X 24" X 1" Furnace Air Filter Sold in packs of 12
True Blue 12" X 24" X 1" Furnace Air Filter Sold in packs of 12

TRUE BLUE

7.8

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10

14x20x1 Fibreglass Furnace Filter, Pack of 12
14x20x1 Fibreglass Furnace Filter, Pack of 12

Flanders

7.5

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