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18x20x1 air filter

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

$231.96

Filterbuy 10x20x1 Air Filter (12-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 9.50 x 19.50 x 0.75)

$113.95

Filterbuy 8x20x1 Air Filter (5-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 8.00 x 20.00 x 0.75)

$104.95

Filterbuy 17x20x1 Air Filter (5-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 16.50 x 19.50 x 0.75)

4.6(16723)

$41.97

Filterbuy 10x20x1 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 9.50 x 19.50 x 0.75)

4.6(20845)

Loved for: effective filtration

$101.95

Filterbuy 15x20x1 Air Filter (5-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 14.50 x 19.50 x 0.75)

$75.99

Filterbuy 10x20x1 Air Filter (3-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 9.50 x 19.50 x 0.75)

$51.95

Filterbuy 16x20x1 Air Filter (5-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 15.50 x 19.50 x 0.75)

4.6(16723)

$71.95

Filterbuy 17x20x1 Air Filter (5-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 16.50 x 19.50 x 0.75)

4.7(27604)

Loved for: quality filters

$56.95

Filterbuy 10x20x1 Air Filter (5-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 9.50 x 19.50 x 0.75)

4.6(20845)

Loved for: effective filtration

$37.99

Filterbuy 17x20x1 Air Filter (1-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 16.50 x 19.50 x 0.75)

4.6(20845)

Loved for: air quality

$85.95

Filterbuy 8x20x1 Air Filter (5-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 8.00 x 20.00 x 0.75)

$187.92

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

Sponsored

$66.99

Filterbuy 14x20x1 Air Filter (3-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 13.50 x 19.50 x 0.75)

$156.96

Filterbuy 20x20x1 Air Filter (12-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 19.50 x 0.75)

$43.49($7.25/count)

was $54.99

New lower price

Filtrete 6pk 20''x25''x1'' MPR 700 Merv 8 Dust Pollen and Pet Dander Air Filter

4.7(107)

Loved for: effective filtration

$47.49($7.92/count)

Filtrete 6pk 20''x30''x1'' MPR 700 Merv 8 Dust Pollen and Pet Dander Air Filter

4.7(107)

Loved for: effective filtration

$42.99($7.17/count)

was $65.99

New lower price

Filtrete 6pk 20''x30''x1'' MPR 1000 Merv 11 Allergen Defense Air Filter

4.7(511)

$52.99($8.83/count)

Filtrete 6pk 20''x20''x1'' MPR 700 Merv 8 Dust Pollen and Pet Dander Air Filter

4.7(108)

Loved for: effective filtration

$33.99

Filtrete 20" x 25" x 4" Allergen Bacteria and Virus Air Filter 1550 MPR: MERV 12 Electrostatic for Home Furnaces

4.7(446)

$9.99

Filtrete 20" x 20" MPR 700 Dust Pollen and Pet Dander Electrostatic Air Filter: MERV 8, Furnace & AC, 3-Month Use

4.5(35)

$9.99

Filtrete 20" x 25" MPR 700 Dust Pollen and Pet Dander Electrostatic Air Filter: MERV 8, Furnace & AC Filter, 3-Month Use

4.8(133)

Loved for: effective filtration

$10.99

Filtrete 16" x 20" MPR 700 Dust Pollen & Pet Dander Electrostatic Air Filter: MERV 8, Furnace & AC Filter, 3-Month Use

4.7(137)

Loved for: effective filtration

$9.99

Filtrete 14" x 20" MPR 700 Dust Pollen & Pet Dander Electrostatic Air Filter: MERV 8, Furnace & AC Compatible

4.8(12)

$33.49

Filtrete 20" x 20" x 4" Allergen Bacteria and Virus Deep Pleat Air Filter 1550 MPR: MERV 12, Electrostatic, 12-Month Use

4.7(244)

Loved for: Effective Dust Reduction

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