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18x20x1 air filter

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

$75.99($12.67/count)

Filtrete 20"x20"x1" 6pk Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter

4.7(511)

$42.96

Filterbuy 16x20x1 Air Filter (6-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 15.50 x 19.50 x 0.75)

4.7(20621)

$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)

$39.57 - $99.74

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

4.6(611)

Loved for: quality filtration

$61.99($10.33/count)

Filtrete 16"x20"x1" 6pk Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter

4.8(508)

$45.95

Filterbuy 20x20x1 Air Filter (5-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 19.50 x 0.75)

4.7(9805)

$59.94

Filterbuy 18x20x1 Air Filter (6-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.50 x 19.50 x 0.75)

4.7(9805)

$36.96

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

4.7(20621)

Loved for: quality construction

$32.99 - $119.99

Select items on sale

Air-Care Permanent Washable Electrostatic Air Filter EPA Registered Merv 8 Rating

4.9(14)

$27.99 - $79.99

Cabana Air Filters 6 Pack HVAC Furnace Air Filters

Cabana Air Filters

4.7(83)

$32.98 - $49.94

Aerostar AC Furnace Air Filter - Allergy - MERV 11 - Box of 4

3.9(21)

$29.96

Filterbuy 20x20x1 Air Filter (4-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 19.50 x 0.75)

4.7(20621)

Sponsored

$25.99

Filterbuy 20x20x1 Air Filter (1-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 19.50 x 0.75)

4.7(11858)

Loved for: great quality

$46.98

Filterbuy 12x20x1 Air Filter (6-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 11.50 x 19.50 x 0.75)

4.7(20621)

Loved for: quality construction

$26.77 - $44.95

Aerostar AC Furnace Air Filter - Dust - MERV 8 - Box of 4

4.2(40)

Loved for: effective dust capture

$39.97

Simply 18x20x1 Air Filter, MERV 8, MPR 600, 6 Pack, Furnace Air Filter for HVAC (Actual Size: 17.75"x19.75"x0.75") DUST, Pet, & Allergy Control

4.6(610)

Loved for: quality filtration

$28.33 - $51.99

Aerostar AC Furnace Air Filter - Dust - MERV 8 - Box of 6

4.2(22)

$13.89

Filtrete 14"x25"x1" Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter

4.7(573)

$42.97 - $86.97

Simply Air Filters, MERV 8, 8 Pack, Furnace Air Filter for HVAC

4.6(610)

Loved for: quality construction

$28.97 - $74.97

Simply Air Filter, MERV 8, 4 Pack, Furnace Air Filter for HVAC, Multiple Sizes

4.6(610)

Loved for: quality filtration

$38.97

Simply 20x20x1 Air Filter, Merv 8, MPR 600, 6 Pack, Furnace Air Filter for HVAC (Actual Size: 19.75"x19.75"x0.75") DUST, Pet, & Allergy Control

4.6(611)

Loved for: great value

$65.99($11.00/count)

Filtrete 16"x20"x1" 6pk Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter

4.7(511)

$47.95

Filterbuy 18x20x1 Air Filter (5-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.50 x 19.50 x 0.75)

4.7(11858)

Loved for: high quality

$43.97 - $79.91

Aerostar AC Furnace Air Filter - Health - MERV 13 - Box of 6

4.2(20)

Sponsored

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Highly rated
$21.99($11.00/count)
$16.49 with Target Circle
Filtrete 16"x25"x1" 2pk Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter
4.7 out of 5 stars with 689 ratings
$13.49
$10.12 with Target Circle
Filtrete 14"x14"x1" Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter
4.7 out of 5 stars with 571 ratings
$29.49($14.75/count)
$22.12 with Target Circle
Filtrete 16"x25"x1" 2pk Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter
4.8 out of 5 stars with 578 ratings
$13.89
$10.42 with Target Circle
Filtrete 20"x20"x1" Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter
4.7 out of 5 stars with 616 ratings
$21.99($11.00/count)
$16.49 with Target Circle
Filtrete 16"x20"x1" 2pk Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter
4.7 out of 5 stars with 647 ratings
$13.89
$10.42 with Target Circle
Filtrete 12"x12"x1" Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter
4.7 out of 5 stars with 562 ratings
Highly rated
$13.89
$10.42 with Target Circle
Filtrete 16"x20"x1" Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter
4.7 out of 5 stars with 586 ratings
$34.99
$26.24 with Target Circle
Filtrete 20" x 25" x 4" Allergen Bacteria and Virus Air Filter 1550 MPR: MERV 12 Electrostatic for Home Furnaces
4.7 out of 5 stars with 447 ratings
$29.49($14.75/count)
$22.12 with Target Circle
Filtrete 20"x20"x1" 2pk Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter
4.8 out of 5 stars with 542 ratings
$29.49($14.75/count)
$22.12 with Target Circle
Filtrete 20"x25"x1" 2pk Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter
4.8 out of 5 stars with 549 ratings
Highly rated
$20.99
$15.74 with Target Circle
Filtrete 20"x20"x1" Allergens Bacteria Viruses & Air Pollutants MPR 1900 MERV 13 Electrostatic Pleated HVAC Furnace Air Filter
4.8 out of 5 stars with 704 ratings
$13.89
$10.42 with Target Circle
Filtrete 16"x25"x1" Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter
4.7 out of 5 stars with 602 ratings
$9.99
$7.49 with Target Circle
Filtrete 16" x 25" MPR 700 Dust Pollen and Pet Dander Electrostatic Air Filter: MERV 8 Furnace & AC Filter
4.7 out of 5 stars with 139 ratings
$13.89
$10.42 with Target Circle
Filtrete 12x24x1 Allergen Defense Air Filter 1000 MPR: MERV 11 Electrostatic Furnace & AC Filter, Captures Dust & Pollen
4.7 out of 5 stars with 555 ratings
Highly rated
$13.89
$10.42 with Target Circle
Filtrete 24"x24"x1" Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter
4.7 out of 5 stars with 541 ratings
$18.49
$13.87 with Target Circle
Filtrete 16"x25"x1" Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter
4.8 out of 5 stars with 577 ratings
Highly rated
$34.99
$26.24 with Target Circle
Filtrete 16" x 25" x 4" Allergen Bacteria and Virus Deep Pleat Air Filter 1550 MPR: MERV 12 Electrostatic Furnace Filter
4.7 out of 5 stars with 322 ratings
Highly rated
$13.89
$10.42 with Target Circle
Filtrete 20"x25"x1" Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter
4.7 out of 5 stars with 590 ratings
$29.49($14.75/count)
$22.12 with Target Circle
Filtrete 16"x20"x1" 2pk Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter
4.8 out of 5 stars with 550 ratings
$13.89
$10.42 with Target Circle
Filtrete 14"x25"x1" Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter
4.7 out of 5 stars with 573 ratings
$19.29
$14.47 with Target Circle
Filtrete 16"x20"x1" Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter
4.8 out of 5 stars with 578 ratings
$18.49
$13.87 with Target Circle
Filtrete 20"x20"x1" Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter
4.8 out of 5 stars with 570 ratings
$14.99
$11.24 with Target Circle
Filtrete 20"x30"x1" Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter
4.7 out of 5 stars with 544 ratings
$13.89
$10.42 with Target Circle
Filtrete 14x24x1 Allergen Defense Air Filter 1000 MPR: MERV 11 Electrostatic Furnace Filter, Captures Dust & Pollen
4.7 out of 5 stars with 550 ratings

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