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air filter 18x20x1

1,000+ results for “air filter 18x20x1”

$27.99

Filterbuy 8x20x1 Air Filter (1-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 8.00 x 20.00 x 0.75)

$55.97

reg $67.38

Sale

Glasfloss 18x20x2 MERV 10 (FPR 5-6) 2" Inch Pleated Air Filters. Box of 6. Actual Size: 17-1/2 x 19-1/2 x 1-3/4

$39.96

Filterbuy 20x20x1 Air Filter (4-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 19.50 x 0.75)

4.6(20859)

$60.28

reg $74.95

Sale

AAF Flanders EZ Flow II 18 in. W X 20 in. H X 1 in. D Fiberglass 4 MERV Air Filter (Pack of 12)

$39.99

Filterbuy 14x20x1 Air Filter (1-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 13.50 x 19.50 x 0.75)

$37.99

Filterbuy 18x18x2 Air Filter (1-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.75 x 17.75 x 1.75)

4.6(20859)

$100.88

Filter King 39.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 39.5 x 18 x .75"

$88.97

reg $98.06

Sale

Pamlico Air 18 in. W X 20 in. H X 1 in. D Pleated 8 MERV Pleated Air Filter - Case of 12

$42.97

Simply 15x20x1 Air Filter, Merv 8, MPR 600, 6 Pack, Furnace Air Filter for HVAC (Actual Size: 14.75"x19.75"x0.75") DUST, Pet, & Allergy Control

4.6(604)

Loved for: reasonable price

$78.96

Filterbuy 12x20x1 Air Filter (12-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 11.50 x 19.50 x 0.75)

4.7(27622)

$109.92

Filterbuy 18x20x1 Air Filter (12-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.50 x 19.50 x 0.75)

4.6(16731)

$20.99

Filterbuy 16x20x1 Air Filter (1-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 15.50 x 19.50 x 0.75)

4.7(27622)

Loved for: affordable pricing

Sponsored

$23.99

Filterbuy 20x20x1 Air Filter (1-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 19.50 x 0.75)

4.7(27622)

Loved for: affordable pricing

$34.98

Filterbuy 14x20x1 Air Filter (2-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 13.50 x 19.50 x 0.75)

4.6(16731)

$27.99

Filterbuy 13x20x1 Air Filter (1-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 12.88 x 19.88 x 0.75)

$71.52

Filter King 10x20x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 19.5 x .75"

$47.97

Filterbuy 18x20x1 Air Filter (3-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.50 x 19.50 x 0.75)

4.6(16731)

$39.99

Filterbuy 14x20x1 Air Filter (3-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 13.50 x 19.50 x 0.75)

4.6(16731)

Loved for: effective filtration

$72.48

Filter King 13x20x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 20 x .75"

$41.13

Filter King 20x22x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 21.5 x .75"

$42.99

Filterbuy 20x20x1 Air Filter (3-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 19.50 x 0.75)

4.6(16731)

$44.99

Filterbuy 18x18x1 Air Filter (1-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 17.75 x 17.75 x 0.75)

$82.98

Filterbuy 20x20x1 Air Filter (6-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 19.50 x 0.75)

$34.98

Filterbuy 12x18x1 Air Filter (2-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 11.50 x 17.50 x 0.75)

4.6(20859)

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