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18x20x1 air filter

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

$38.49($6.42/count)

Filtrete 6pk 14''x25''x1'' MPR 700 Merv 8 Dust Pollen and Pet Dander Air Filter

4.7(107)

Loved for: effective filtration

$27.49($13.75/count)

Filtrete 2pk 16"x25"x4" MPR 1000 Merv 11 Refillable Air Filter

4.8(141)

$31.99($16.00/count)

Filtrete 2pk 16"x25"x4" MPR 1550 Merv 12 Refillable Air Filter

4.8(140)

Loved for: refillable design

$63.96

Filterbuy 18x24x1 Air Filter (6-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.38 x 23.38 x 0.75)

4.7(11858)

Loved for: high quality

$26.99

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

4.7(20621)

$50.99

Simply 18x24x1 Air Filter, Merv 8, MPR 600, 6 Pack, Furnace Air Filter for HVAC (Actual Size: 17.75"x23.75"x0.75") DUST, Pet, & Allergy Control

4.6(610)

Loved for: quality filtration

$38.99

Filterbuy 16x18x1 Air Filter (1-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 15.50 x 17.50 x 0.75)

$64.99

Filterbuy 18x28x1 Air Filter (1-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 18.00 x 28.00 x 0.75)

4.7(11858)

$57.95

Filterbuy 14x18x1 Air Filter (5-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 13.50 x 17.50 x 0.75)

4.7(9805)

$59.99

Filterbuy 18x21x1 Air Filter (1-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 18.00 x 21.00 x 0.75)

4.7(9805)

$82.95

Filterbuy 18x36x1 Air Filter (5-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.50 x 35.50 x 0.75)

4.7(9805)

$48.96

Filterbuy 12x18x1 Air Filter (6-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 11.50 x 17.50 x 0.75)

4.7(20621)

Sponsored

$98.95

Filterbuy 13x18x1 Air Filter (5-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 13.00 x 18.00 x 0.75)

$46.99

Filterbuy 18x30x1 Air Filter (1-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.75 x 29.75 x 0.75)

4.7(9805)

$35.96

Filterbuy 18x18x1 Air Filter (4-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.75 x 17.75 x 0.75)

4.7(20621)

$36.99

Filterbuy 18x22x1 Air Filter (1-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.75 x 21.75 x 0.75)

4.7(20621)

Loved for: quality construction

$39.99

Filterbuy 18x24x1 Air Filter (3-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.38 x 23.38 x 0.75)

4.7(20621)

$43.96

Filterbuy 18x24x1 Air Filter (4-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.38 x 23.38 x 0.75)

4.7(20621)

$32.99

Filterbuy 16x18x1 Air Filter (1-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 15.50 x 17.50 x 0.75)

$34.98

Filterbuy 14x18x1 Air Filter (3-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 13.50 x 17.50 x 0.75)

4.7(20621)

$74.96

Filterbuy 18x28x1 Air Filter (4-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 18.00 x 28.00 x 0.75)

4.7(20621)

Loved for: affordable pricing

$54.99

Filterbuy 10x18x1 Air Filter (1-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 9.50 x 17.50 x 0.75)

$176.88

Filterbuy 13x18x1 Air Filter (12-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 13.00 x 18.00 x 0.75)

$57.96

Filterbuy 18x30x1 Air Filter (6-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.75 x 29.75 x 0.75)

4.7(20621)

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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