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air filter 18x20x1

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

$78.36

Filter King 18x20x1 Air Filter | 12-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 19.5 x .75"

$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)

$33.98

Filterbuy 16x20x1 Air Filter (2-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 15.50 x 19.50 x 0.75)

4.7(14109)

$29.98

Filterbuy 14x20x1 Air Filter (2-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 13.50 x 19.50 x 0.75)

4.7(20472)

Loved for: high quality filters

$21.99

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

4.7(20472)

Loved for: easy to install

$31.99

Filterbuy 8x20x1 Air Filter (1-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 8.00 x 20.00 x 0.75)

$59.96

Filterbuy 17x20x1 Air Filter (4-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 16.50 x 19.50 x 0.75)

4.7(20472)

$88.92

Filterbuy 18x20x1 Air Filter (12-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.50 x 19.50 x 0.75)

4.7(14109)

$45.99

Filterbuy 18x20x1 Air Filter (1-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 17.50 x 19.50 x 0.75)

$49.98

Filterbuy 14x20x1 Air Filter (6-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 13.50 x 19.50 x 0.75)

4.6(12128)

Loved for: effective filtration

$35.97

Filterbuy 20x20x1 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 19.50 x 0.75)

4.7(14109)

$32.97

Filterbuy 12x20x1 Air Filter (3-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 11.50 x 19.50 x 0.75)

4.7(20472)

Sponsored

$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

$39.57 - $99.74

Simply Air Filter, MERV 13, 4 Pack, Furnace Air Filter for HVAC, Multiple Sizes

4.6(601)

Loved for: quality filtration

$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(600)

Loved for: affordable pricing

$53.99

UBeesize 18x20x1 Reusable Electrostatic Air Filter HVAC AC Furnace Filter,MERV 8,Washable, Lasts a Lifetime,Permanent Air Filter, Home And Office

$37.78

Filter King 19x20x1 Air Filter | 2-PACK | MERV 8 | HVAC Pleated AC Furnace Filters | MADE IN USA | Actual Size: 19 x 20 x .75"

$34.96

Filterbuy 14x20x1 Air Filter (4-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 13.50 x 19.50 x 0.75)

4.7(20472)

Loved for: high quality filters

$33.99

Filterbuy 13x20x1 Air Filter (1-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 12.88 x 19.88 x 0.75)

$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)

4.7(14109)

$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)

$31.98

Filterbuy 10x20x1 Air Filter (2-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 9.50 x 19.50 x 0.75)

4.7(14109)

Loved for: effective dust filtration

$30.99

Filterbuy 19x20x1 Air Filter (1-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.00 x 20.00 x 0.75)

4.7(20472)

$31.99

Filterbuy 16x20x1 Air Filter (1-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 15.50 x 19.50 x 0.75)

4.6(12128)

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