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18x20x1 air filter

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

$315.96

Filterbuy 20x34x1 Air Filter (12-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 33.50 x 0.75)

5(1)

$266.88

Filterbuy 20x27x1 Air Filter (12-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 20.00 x 27.00 x 0.75)

$115.98

Filterbuy 20x34x1 Air Filter (6-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 33.50 x 0.75)

3.8(4)

$115.95

Filterbuy 20x21x1 Air Filter (5-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 20.50 x 0.75)

4.6(23)

$144.95

Filterbuy 20x34x1 Air Filter (5-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 33.50 x 0.75)

5(1)

$55.98

Filterbuy 20x34x1 Air Filter (2-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 33.50 x 0.75)

5(1)

$54.98

Filterbuy 20x22.25x1 Air Filter (2-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 20.00 x 22.25 x 0.75)

$96.99

Filterbuy 20x21.5x1 Air Filter (3-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 19.88 x 21.50 x 0.75)

$266.88

Filterbuy 20x34x1 Air Filter (12-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 33.50 x 0.75)

5(1)

$89.95

Filterbuy 20x22.25x1 Air Filter (5-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 20.00 x 22.25 x 0.75)

$36.99

Filterbuy 20x23x1 Air Filter (1-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 22.50 x 0.75)

4.7(222)

Loved for: custom sizes

$63.95

Filterbuy 20x25x1 Air Filter (5-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 24.50 x 0.75)

4.8(517)

Loved for: high quality

Sponsored

$57.99

Filterbuy 20x22.25x1 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 20.00 x 22.25 x 0.75)

$101.94

Filterbuy 20x22.25x1 Air Filter (6-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 20.00 x 22.25 x 0.75)

$57.95

Filterbuy 20x21x1 Air Filter (5-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 20.50 x 0.75)

4.8(69)

$5.69($2.85/count)

Filtrete 2pk Basic Dust and Lint 300 14X20: Electrostatic Furnace Filter, MERV 5, Captures Dust & Lint, 2-Pack

5(9)

$31.99($16.00/count)

Filtrete 2pk Ultimate Allergens 1900 16X20

5(5)

$33.99

Filtrete Ultra Allergen Reduction Deep Pleat Filter 20"x25"x5": MERV 12 Electrostatic Furnace Filter, Captures Dust & Pollen

4.7(231)

$10.99($5.50/count)

Filtrete 2pk Basic Dust and Lint 300 16X25: Electrostatic Furnace Filter, MERV 5, Captures Dust & Lint, 16x25x1, 2 Pack

4.6(21)

$10.99($5.50/count)

Filtrete 2pk Basic Dust and Lint 300 14X25: Electrostatic Air Control Filters, MERV 5, Captures Dust & Lint, 14x25x1

4.7(3)

$65.99($11.00/count)

Filtrete 6pk 16''x20''x1'' MPR 1000 Merv 11 Allergen Defense Air Filter

4.7(511)

$61.99($10.33/count)

Filtrete 6pk 14''x20''x1'' MPR 1500 Merv 12 Allergen Bacteria Virus Ultra Reduction Air Filter

4.8(508)

$51.99($8.67/count)

Filtrete 6pk 16''x20''x1'' MPR 700 Merv 8 Dust Pollen and Pet Dander Air Filter

4.7(108)

Loved for: effective filtration

$61.99($10.33/count)

Filtrete 6pk 16''x20''x1'' MPR 1500 Merv 12 Allergen Bacteria Virus Ultra Reduction Air Filter

4.8(508)

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