Furnace ac filters

4

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Pleated air filters - pleated,

Pleated air filters - pleated,

$19.62
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Filter king 20x20x1 - king,

Filter king 20x20x1 - king,

$102.84
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Trion air bear 255649 102 - trion,

Trion air bear 255649 102 - trion,

$69.29
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16x20x2 merv pleated - merv, 2"

16x20x2 merv pleated - merv, 2"

$73.95
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Pack air filter - pack,

Pack air filter - pack,

$12.57
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16x25x4 merv pleated - 16x25x4,

16x25x4 merv pleated - 16x25x4,

$56.95
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Filterbuy 20x20x1 pleated - 20x20x1, air

Filterbuy 20x20x1 pleated - 20x20x1, air

$33.63
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24x30x1 pleated air - 24x30x1,

24x30x1 pleated air - 24x30x1,

$17.99
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Inch glasfloss merv 10 - 1", zl

Inch glasfloss merv 10 - 1", zl

$39.99
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20x25x4 merv pleated ac - 20x25x4,

20x25x4 merv pleated ac - 20x25x4,

$88.95
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Filter king 20x20x1 air - filter,

Filter king 20x20x1 air - filter,

$29.36
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16x20x1 pleated air - 16x20x1,

16x20x1 pleated air - 16x20x1,

$18.37
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Absolute best you - best, can

Absolute best you - best, can

$39.99
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Filter king 16x20x1 air - king,

Filter king 16x20x1 air - king,

$67.92
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Filters fast 30x32x2 - filters, 11

Filters fast 30x32x2 - filters, 11

$159.95
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Filters fast 30x36x2 merv - fast, 11

Filters fast 30x36x2 merv - fast, 11

$169.95
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20x30x1 pleated air filters - pleated,

20x30x1 pleated air filters - pleated,

$17.87
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20x20x4 merv pleated - 20x20x4, ac

20x20x4 merv pleated - 20x20x4, ac

$57.95
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Filter king 20x20x1 - king,

Filter king 20x20x1 - king,

$39.90
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Inch glasfloss merv 10 - 1", zl

Inch glasfloss merv 10 - 1", zl

$70.95
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Permanent washable - ,

Permanent washable - ,

$119.95
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12x12x1 pleated air - 12x12x1,

12x12x1 pleated air - 12x12x1,

$19.39
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Corecarbon furnace door - corecarbon,

Corecarbon furnace door - corecarbon,

$23.45
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210 air filter - filter, merv

210 air filter - filter, merv

$39.90
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Inch glasfloss merv - 2",

Inch glasfloss merv - 2",

$80.05
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Airx 10x30x1 merv - 10x30x1, 8

Airx 10x30x1 merv - 10x30x1, 8

$30.00
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Filter king 16x25x1 - 16x25x1,

Filter king 16x25x1 - 16x25x1,

$69.00
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Filterbuy 16x25x1 pleated air - filterbuy,

Filterbuy 16x25x1 pleated air - filterbuy,

$71.88
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Filters fast 22x24x1 - filters, merv

Filters fast 22x24x1 - filters, merv

$66.95
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Filters fast 30x32x2 merv - 30x32x2,

Filters fast 30x32x2 merv - 30x32x2,

$123.95
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Filters fast 30x32x2 merv 2 - merv, 13

Filters fast 30x32x2 merv 2 - merv, 13

$177.02
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Filters fast 30x36x2 merv 2 - merv,

Filters fast 30x36x2 merv 2 - merv,

$199.95
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20x30x1 pleated air - 20x30x1,

20x30x1 pleated air - 20x30x1,

$17.89
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Filtrete 20x25x4 - (slimfit), ac

Filtrete 20x25x4 - (slimfit), ac

$39.99
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Pack 14x20x1 pleated - 14x20x1,

Pack 14x20x1 pleated - 14x20x1,

$58.99
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20x25x4 merv pleated - 8,

20x25x4 merv pleated - 8,

$39.99
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Filter king 20x25x1 - 20x25x1, air

Filter king 20x25x1 - 20x25x1, air

$44.94
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20x20x1 pleated air - pleated, filters

20x20x1 pleated air - pleated, filters

$18.19
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Filter king 14x24x1 air - 14x24x1,

Filter king 14x24x1 air - 14x24x1,

$39.18
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Filter king 20x24x2 air - filter,

Filter king 20x24x2 air - filter,

$54.96
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Pack many sizes merv koch - many,

Pack many sizes merv koch - many,

$80.92
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Pleated air filters - pleated,

Pleated air filters - pleated,

$23.75
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Inch glasfloss merv 10 - zl,

Inch glasfloss merv 10 - zl,

$76.95
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20x20x4 merv air filters - merv,

20x20x4 merv air filters - merv,

$39.99
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Filter king 20x20x1 - 20x20x1,

Filter king 20x20x1 - 20x20x1,

$37.96
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Pack 16x25x1 pleated - 4,

Pack 16x25x1 pleated - 4,

$29.99
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16x20x1 pleated air - pleated,

16x20x1 pleated air - pleated,

$42.99
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20x30x1 pleated air filters - pleated,

20x30x1 pleated air filters - pleated,

$17.96
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Ventaerex air furnace - ventaerex,

Ventaerex air furnace - ventaerex,

$20.99
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Filter king 16x20x1 air - king,

Filter king 16x20x1 air - king,

$44.94
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Pack 16x25x1 merv mpr - 6-pack,

Pack 16x25x1 merv mpr - 6-pack,

$37.96
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True blue 12x24x1 flat - flat, panel

True blue 12x24x1 flat - flat, panel

$10.00
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Filterbuy 20x20x1 air filter - 20x20x1,

Filterbuy 20x20x1 air filter - 20x20x1,

$81.96
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18x20x1 air filter - (3-pack),

18x20x1 air filter - (3-pack),

$18.75
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Filter king 16x20x1 air - filter,

Filter king 16x20x1 air - filter,

$33.28
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16x25x1 merv pleated - 16x25x1,

16x25x1 merv pleated - 16x25x1,

$41.45
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20x20x2 merv pleated - 20x20x2, 8

20x20x2 merv pleated - 20x20x2, 8

$39.99
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16x20x4 merv pleated ac - 8,

16x20x4 merv pleated ac - 8,

$56.95
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20x22x1 merv pleated ac - merv,

20x22x1 merv pleated ac - merv,

$79.95
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16x25x4 merv pleated ac - 16x25x4,

16x25x4 merv pleated ac - 16x25x4,

$79.95
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24x24x2 merv pleated - 24x24x2,

24x24x2 merv pleated - 24x24x2,

$110.95
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Filter fresh whole home - filter,

Filter fresh whole home - filter,

$24.99
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Filters fast replacement for - filters,

Filters fast replacement for - filters,

$56.95
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New durable hvac air - durable,

New durable hvac air - durable,

$19.15
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Filterbuy 14x20x1 air filter - filterbuy,

Filterbuy 14x20x1 air filter - filterbuy,

$71.88
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Hdx 18x25x1 air - filter, 5

Hdx 18x25x1 air - filter, 5

$8.49
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Filter king 21x21x1 air - filter,

Filter king 21x21x1 air - filter,

$50.94
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16x25x2 merv pleated inch - 2",

16x25x2 merv pleated inch - 2",

$49.99
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Filterbuy 20x25x1 air - 20x25x1, filter

Filterbuy 20x25x1 air - 20x25x1, filter

$35.97
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Cut fit 140 - fit, vent

Cut fit 140 - fit, vent

$14.89
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20x20x1 pleated air - 20x20x1, filters

20x20x1 pleated air - 20x20x1, filters

$18.81
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18x30x1 air filter standard - 18x30x1,

18x30x1 air filter standard - 18x30x1,

$8.77
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Filterbuy 20x25x4 air filter - filterbuy,

Filterbuy 20x25x4 air filter - filterbuy,

$103.98
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Filter king 20x23x1 air - 20x23x1,

Filter king 20x23x1 air - 20x23x1,

$54.96
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16x24x1 air filter - (3-pack),

16x24x1 air filter - (3-pack),

$18.30
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Filters fast 30x36x2 merv 2 - filters,

Filters fast 30x36x2 merv 2 - filters,

$133.95
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Pack filtrete basic flat - pack, air

Pack filtrete basic flat - pack, air

$27.99
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14x20x1 merv pleated - 14x20x1, ac

14x20x1 merv pleated - 14x20x1, ac

$41.55
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Washable electrostatic c - electrostatic, a/c

Washable electrostatic c - electrostatic, a/c

$83.36
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18x30x1 air filter - filter, standard

18x30x1 air filter - filter, standard

$8.80
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Filter king 12x30x1 air - king,

Filter king 12x30x1 air - king,

$46.98
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Ac furnace air - 14"x, 20"x

Ac furnace air - 14"x, 20"x

$13.06
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Filter king 5x20x1 air - king, 17.5x20x1

Filter king 5x20x1 air - king, 17.5x20x1

$44.96
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18x24x1 pleated air - pleated,

18x24x1 pleated air - pleated,

$19.81
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30x36x2 geothermal merv - geothermal,

30x36x2 geothermal merv - geothermal,

$85.99
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X 1 in - x,

X 1 in - x,

$10.74
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12x20x1 air filter merv - air, 8

12x20x1 air filter merv - air, 8

$19.05
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20x23x1 merv pleated - merv, 8

20x23x1 merv pleated - merv, 8

$49.99
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Filter king 18x30x1 air - filter,

Filter king 18x30x1 air - filter,

$49.80
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16x20x1 air filter merv - merv, 8,

16x20x1 air filter merv - merv, 8,

$33.00
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Filterbuy 14x25x1 air filter - filterbuy,

Filterbuy 14x25x1 air filter - filterbuy,

$73.92
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18x20x1 pleated air - 18x20x1,

18x20x1 pleated air - 18x20x1,

$32.55
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16x20x1 merv pleated ac - merv, 8

16x20x1 merv pleated ac - merv, 8

$40.55
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Filter king 18x24x1 air - filter,

Filter king 18x24x1 air - filter,

$57.96
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Aerostar 1 2 x - 16, 1/2

Aerostar 1 2 x - 16, 1/2

$44.02
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Filter king 16x30x2 air - king,

Filter king 16x30x2 air - king,

$87.84
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📊96 listings · from $8.49 · avg $52.87

Browse 96 furnace ac filters listings currently in our index. Prices range from $8.49 to $199.95, with an average of $52.87. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about furnace ac filters →

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Everything you need to know about furnace ac filters

Whether you are looking for a brand-new or second-hand furnace ac filters, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $8.49, while premium listings can reach $199.95 — giving you a wide budget spread to work with. The average price of $52.87 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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