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18x20x1 air filter

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

$43.99

Filterbuy 20x20x1 Air Filter (1-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 19.50 x 0.75)

$51.98

Filterbuy 18x18x1 Air Filter (2-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 17.75 x 17.75 x 0.75)

$19.99

reg $39.98

Sale

HEATDAZ 2-Pack MR1800 Air Purifier Filter - Perfect Christmas Gift, Pet Dander Version, Holiday Pet Owner Gift Set

$126.95

Filterbuy 18x20x1 Air Filter (5-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 17.50 x 19.50 x 0.75)

$76.18

reg $102.69

Sale

Pamlico Air 18 in. W X 20 in. H X 1 in. D Fiberglass 4 MERV Air Filter (Pack of 12)

$92.99($15.50/count)

Filtrete 20"x25"x1" 6pk Allergens Bacteria & Viruses MPR 1500 MERV 12 Electrostatic Pleated HVAC Furnace Air Filter

4.8(707)

$57.96

Filterbuy 20x20x1 Air Filter (6-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 19.50 x 0.75)

4.6(16722)

$47.94

Filterbuy 20x20x1 Air Filter (6-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 19.50 x 19.50 x 0.75)

4.6(20843)

$47.95

Filterbuy 14x20x1 Air Filter (5-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 13.50 x 19.50 x 0.75)

4.6(16722)

$35.95

Filterbuy 16x20x1 Air Filter (5-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 15.50 x 19.50 x 0.75)

4.7(27600)

Loved for: affordable pricing

$49.96

Filterbuy 12x20x1 Air Filter (4-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 11.50 x 19.50 x 0.75)

4.6(16722)

$49.49($8.25/count)

was $79.99

New lower price

Filtrete 6pk 14''x20''x1'' MPR 1000 Merv 11 Allergen Defense Air Filter

4.7(511)

Sponsored

$60.98

Filterbuy 16x18x1 Air Filter (2-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 15.50 x 17.50 x 0.75)

$38.97

Simply 16x20x1 Air Filter, MERV 8, MPR 600, 6 Pack, Furnace Air Filter for HVAC (Actual Size: 15.75"x19.75"x0.75") DUST, Pet, & Allergy Control

4.6(602)

Loved for: great quality

$44.97

Filterbuy 16x20x1 Air Filter (3-Pack), Pleated MERV 13 Health Defense Replacement HVAC AC Furnace Filters (Actual Size: 15.50 x 19.50 x 0.75)

4.6(16722)

$50.98

Filterbuy 12x18x1 Air Filter (2-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 11.50 x 17.50 x 0.75)

$71.96

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

$32.99

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

$273.96

Filterbuy 18x20x1 Air Filter (12-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 17.50 x 19.50 x 0.75)

$131.96

reg $151.33

Sale

NaturalAire 18 in. W X 20 in. H X 1 in. D Synthetic 8 MERV Pleated Air Filter (Pack of 12)

$34.96

Filterbuy 18x20x1 Air Filter (4-Pack), Pleated MERV 8 Dust Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.50 x 19.50 x 0.75)

4.7(27600)

$74.97

Filterbuy 18x18x1 Air Filter (3-Pack), Pleated MERV 8 Odor Eliminator Replacement HVAC AC Furnace Filters (Actual Size: 17.75 x 17.75 x 0.75)

$56.99

reg $125.98

Sale

HEATDAZ HY1800 Small HEPA Air Purifier Black - 2 Pack

3.7(3)

Black and white

White

$30.99

Filterbuy 18x18x1 Air Filter (1-Pack), Pleated MERV 11 Allergen Defense Replacement HVAC AC Furnace Filters (Actual Size: 17.75 x 17.75 x 0.75)

4.6(20843)

Loved for: cost-effective

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