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18x20x1 air filter

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

$21.99($11.00/count)

Filtrete 14"x30"x1" 2pk Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter

4.7(532)

$21.49($10.75/count)

Filtrete 12"x24"x1" 2pk Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter

4.7(528)

$29.49($14.75/count)

Filtrete 14"x25"x1" 2pk Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter

4.8(523)

$18.49

Filtrete 14"x30"x1" Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter

4.8(515)

Loved for: Effective Dust Reduction

$15.29

Filtrete 16"x30"x1" Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter

4.7(554)

$16.49

Filtrete 12"x12"x1" Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter

4.8(512)

$18.49

Filtrete 14"x24"x1" Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter

4.8(528)

Loved for: Effective Dust Reduction

$13.89

Filtrete 25"x25"x1" Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter

4.7(551)

$29.49($14.75/count)

Filtrete 14"x24"x1" 2pk Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter

4.8(517)

$34.49($17.25/count)

Filtrete 14"x30"x1" 2pk Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter

4.8(514)

$13.89

Filtrete 12"x30"x1" Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter

4.7(523)

$14.99

Filtrete 17.5"x23.5"x1" Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter

4.7(521)

Sponsored

$14.99

Filtrete 23.5"x23.5"x1" Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter

4.7(521)

$18.99

Filtrete Smart 16"x25"x1" Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter

4.2(47)

$29.49($14.75/count)

Filtrete 12"x24"x1" 2pk Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter

4.8(514)

$18.49

Filtrete 16"x24"x1" Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter

4.3(6)

Loved for: Effective Filtration

$14.99

Filtrete 10"x24"x1" Allergens & Pet Dander MPR 1000 MERV 11 Electrostatic Captures Dust and Pollen HVAC Furnace Air Filter

4.7(528)

$41.99($21.00/count)

Filtrete 2pk 20"x25"x4" MPR 1550 Merv 12 Refillable Air Filter

4.8(140)

$82.99($13.83/count)

Filtrete 16"x25"x1" 6pk Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter

4.8(508)

$35.99

Filterbuy 20x23x1 Air Filter (1-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 22.50 x 0.75)

4.7(20621)

Loved for: quality construction

$64.98

Filterbuy 20x25x1 Air Filter (6-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 24.50 x 0.75)

4.7(9805)

$54.96

Filterbuy 20x30x1 Air Filter (6-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.63 x 29.63 x 0.75)

4.7(20621)

$38.96

Filterbuy 20x25x1 Air Filter (4-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 24.50 x 0.75)

4.7(20621)

$49.97

Simply 20x22x1 Air Filter, Merv 8, MPR 600, 6 Pack, Furnace Air Filter for HVAC (Actual Size: 19.75"x21.75"x0.75") DUST, Pet, & Allergy Control

4.6(610)

Loved for: quality filtration

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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