18-30-1-air-filter

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18x30x1 (17.75 x 29.75) MERV 11 Air Filters (6 Pack)
18x30x1 (17.75 x 29.75) MERV 11 Air Filters (6 Pack)

$41.24

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 PERMANENT WASHABLE  ELECTROSTATIC FURNACE AC AIR FILTER Dust Electronic
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Aerostar 18x30x1 MERV 8 Furnace Air Filter, 6 Pack
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Filterbuy 18x30x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 8)
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1 PACK or 3 PACK - Air Filter Standard Pleated FPR 5 Dust Filters Furnace AC
1 PACK or 3 PACK - Air Filter Standard Pleated FPR 5 Dust Filters Furnace AC

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18 x 30 x 1 Standard Pleated Air Filter FPR 5, Air Filters Replacement, 1 Pack
18 x 30 x 1 Standard Pleated Air Filter FPR 5, Air Filters Replacement, 1 Pack

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FILTRETE- AIR-FILTER PLEATED FURNACE REPLACEMENT PAD DUST PACK 3, 6, 12 NEW
FILTRETE- AIR-FILTER PLEATED FURNACE REPLACEMENT PAD DUST PACK 3, 6, 12 NEW

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18 x 30 x 1 Standard Pleated Air Filter FPR 5, Air Filters Replacement, 1 Pack
18 x 30 x 1 Standard Pleated Air Filter FPR 5, Air Filters Replacement, 1 Pack

$7.65

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18x30x1 Air Filter Standard Pleated Furnace AC Filtro de aire 1-filter HDX
18x30x1 Air Filter Standard Pleated Furnace AC Filtro de aire 1-filter HDX

$7.90

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Aerostar 18x30x1 MERV 8 Furnace Air Filter, 2 Pack
Aerostar 18x30x1 MERV 8 Furnace Air Filter, 2 Pack

$26.69

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1-Pack Standard Pleated Air Filter 18x30x1, Air Filters Replacement FPR 5 MERV 8
1-Pack Standard Pleated Air Filter 18x30x1, Air Filters Replacement FPR 5 MERV 8

$7.74

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Filtrete Air-Filter Basic Pleated Furnace Replacement Pad Dust Pack Lot 3M 6 12
Filtrete Air-Filter Basic Pleated Furnace Replacement Pad Dust Pack Lot 3M 6 12

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Aerostar 18x30x1 MERV 8 Furnace Air Filter, 4 Pack
Aerostar 18x30x1 MERV 8 Furnace Air Filter, 4 Pack

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Filterbuy 18x30x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 11)
Filterbuy 18x30x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 11)

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Simply Filters 18x30x1 MERV 13, MPR 1500, AC Furnace HVAC Air Filter
Simply Filters 18x30x1 MERV 13, MPR 1500, AC Furnace HVAC Air Filter

$249.99

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18x30x1 MERV 8 Air Filter/Furnace Filters (4 Pack)
18x30x1 MERV 8 Air Filter/Furnace Filters (4 Pack)

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AAF Flanders 10055.01183 Fiberglass Furnace Filter 18 x 30 x 1 in. (Pack of 12)
AAF Flanders 10055.01183 Fiberglass Furnace Filter 18 x 30 x 1 in. (Pack of 12)

$53.21

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18 In. X 30 In. X 1 In. Standard Pleated Air Filter FPR 5, MERV 8
18 In. X 30 In. X 1 In. Standard Pleated Air Filter FPR 5, MERV 8

$7.79

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Ventaerex AC Air Furnace Filters - Cut to Fit - Washable Filters
Ventaerex AC Air Furnace Filters - Cut to Fit - Washable Filters

$19.99

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30-093 Paper Air Filter Fits Kohler 10 thru 18 HP Magnum Engines 45 083 02-S1
30-093 Paper Air Filter Fits Kohler 10 thru 18 HP Magnum Engines 45 083 02-S1

$12.99

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18 x 18 x 1 Standard Pleated Air Filter FPR 5, 3-Pack, Air Filters Replacement
18 x 18 x 1 Standard Pleated Air Filter FPR 5, 3-Pack, Air Filters Replacement

$15.67

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3M Filtrete MPR 300 Merv 5 Basic Air Filter Reduce Lint Dust Mite Debris
3M Filtrete MPR 300 Merv 5 Basic Air Filter Reduce Lint Dust Mite Debris

$14.99

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18x30x1 in.Standard Performance Pleated Hvac Furnace Air Filter Fpr 5 Merv 8
18x30x1 in.Standard Performance Pleated Hvac Furnace Air Filter Fpr 5 Merv 8

$7.77

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18x30x1 Air Filter Standard Pleated Furnace AC Filtro de aire 1-filter
18x30x1 Air Filter Standard Pleated Furnace AC Filtro de aire 1-filter

$7.55

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Pleated Air Filters Replacement For Furnace. AC HVAC MERV 8 FPR 5, 1-Pack New
Pleated Air Filters Replacement For Furnace. AC HVAC MERV 8 FPR 5, 1-Pack New

$7.58

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K&N 18X30X1 HVAC Furnace Air Filter, Breathe Safely, Wash, Merv 8, HVC-8-11830
K&N 18X30X1 HVAC Furnace Air Filter, Breathe Safely, Wash, Merv 8, HVC-8-11830

$59.99

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1 PACK or 3 PACK - Air Filter Standard Pleated FPR 5 Dust Filters Furnace AC
1 PACK or 3 PACK - Air Filter Standard Pleated FPR 5 Dust Filters Furnace AC

$10.16

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HDX 18 In. X 30 In. X 1 In. Allergen plus Pleated Air Filter FPR 7, MERV 11
HDX 18 In. X 30 In. X 1 In. Allergen plus Pleated Air Filter FPR 7, MERV 11

$17.28

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Simply Filters 18x30x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter
Simply Filters 18x30x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter

$145.99

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18x30x1 MERV 8 Air Filter/Furnace Filters (6 Pack)
18x30x1 MERV 8 Air Filter/Furnace Filters (6 Pack)

$45.54

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18x30x1 (17.75 x 29.75) MERV 11 Air Filters (4 Pack)
18x30x1 (17.75 x 29.75) MERV 11 Air Filters (4 Pack)

$29.16

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Aerostar 18x30x1 MERV 11 Furnace Air Filter, 2 Pack
Aerostar 18x30x1 MERV 11 Furnace Air Filter, 2 Pack

$33.66

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18x30x1 Air Filter Glasfloss GDS Series Disposable - Box of 6
18x30x1 Air Filter Glasfloss GDS Series Disposable - Box of 6

$53.62

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18"x 20"x 1" 2-Pack AC Furnace Air Filter Rigid Washable Cut to Fit
18"x 20"x 1" 2-Pack AC Furnace Air Filter Rigid Washable Cut to Fit

$23.51

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Case of 12, All Sizes Best Air (Naturalaire) MERV 8 Pleated Heater/AC Air Filter
Case of 12, All Sizes Best Air (Naturalaire) MERV 8 Pleated Heater/AC Air Filter

$105.95

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Air Filter Replacement for AC - Standard Pleated FPR 5 OR FPR 7 - CHOOSE 1 or 4
Air Filter Replacement for AC - Standard Pleated FPR 5 OR FPR 7 - CHOOSE 1 or 4

$9.90

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1 PACK or 4 PACK- Air Filter Allergen Plus Pleated FPR 7 Dust Filters Furnace AC
1 PACK or 4 PACK- Air Filter Allergen Plus Pleated FPR 7 Dust Filters Furnace AC

$39.90

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Filtrete 18x30x1, AC Furnace Air Filter, MPR 1500, Healthy Living Ultra
Filtrete 18x30x1, AC Furnace Air Filter, MPR 1500, Healthy Living Ultra

$66.33

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HDX 18 in. x 30 in. x 1 in. Allergen Plus Pleated Air Filter, MERV 11, 12 Pack
HDX 18 in. x 30 in. x 1 in. Allergen Plus Pleated Air Filter, MERV 11, 12 Pack

$56.70

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Filtrete 18x30x1 AC Air Filter MPR 1500 Merv 12 Healthy Ultra Allergen - 6 Pack
Filtrete 18x30x1 AC Air Filter MPR 1500 Merv 12 Healthy Ultra Allergen - 6 Pack

$124.95

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Filtrete Air-Filter MPR 300 Basic Pleated Furnace Replacement Pad Dust 3 Pack
Filtrete Air-Filter MPR 300 Basic Pleated Furnace Replacement Pad Dust 3 Pack

$24.99

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3X Filtrete 18x30x1 Air Filter MPR 1200 Allergen Reduction Odor Reduction New
3X Filtrete 18x30x1 Air Filter MPR 1200 Allergen Reduction Odor Reduction New

$29.00

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Allergen 18x30x1 Air Filter , 11, 4 Count (Pack of 1)
Allergen 18x30x1 Air Filter , 11, 4 Count (Pack of 1)

$58.65

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Filtrete 18x30x1 Air Filter  MPR800 MERV 10  Micro Particle Reduction  4 Filters
Filtrete 18x30x1 Air Filter MPR800 MERV 10 Micro Particle Reduction 4 Filters

$59.98

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12 PPA   118301  18" x 30" x 1"   Fiberglass Furnace Filter |
12 PPA 118301 18" x 30" x 1" Fiberglass Furnace Filter |

$75.06

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E-Z flow II 18x18x1 Air Filter Pack of 12
E-Z flow II 18x18x1 Air Filter Pack of 12

$44.95

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Pleated Air Filter 18x30x1 Standard Furnace AC Filtro de aire 1-filter HDX
Pleated Air Filter 18x30x1 Standard Furnace AC Filtro de aire 1-filter HDX

$7.77

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CASE (12) 18x30x1 AIR FURNACE FILTER HVAC STANDARD FILTERS HEATING COOL 6463640
CASE (12) 18x30x1 AIR FURNACE FILTER HVAC STANDARD FILTERS HEATING COOL 6463640

$51.99

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14 in. x 18 in. x 1 in. Standard Pleated Air Filter FPR 5 (3-Pack)
14 in. x 18 in. x 1 in. Standard Pleated Air Filter FPR 5 (3-Pack)

$14.50

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Simply Filters 18x30x1 MERV 11, MPR 1000, AC Furnace HVAC Air Filter
Simply Filters 18x30x1 MERV 11, MPR 1000, AC Furnace HVAC Air Filter

$33.99

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18X30X1 MERV 8 PLEATED AIR FILTER - BRAND NEW
18X30X1 MERV 8 PLEATED AIR FILTER - BRAND NEW

$40.00

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18 In. X 18 In. X 1 In. Fiberglass Air Filter
18 In. X 18 In. X 1 In. Fiberglass Air Filter

$6.99

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Accumulair Gold 18x30x1 MERV 8 Air Filter (4 Pack)
Accumulair Gold 18x30x1 MERV 8 Air Filter (4 Pack)

$40.32

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1-Pack Standard Pleated Air Filter 12x18x1, Air Filters Replacement FPR 5 MERV 8
1-Pack Standard Pleated Air Filter 12x18x1, Air Filters Replacement FPR 5 MERV 8

$7.74

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True Blue 118201 18x20 x 1 In. Fiberglass Air Filter, 30 Days - Quantity 12
True Blue 118201 18x20 x 1 In. Fiberglass Air Filter, 30 Days - Quantity 12

$47.08

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Filtrete Air-Filter Basic Pleated Furnace Replacement Pad Dust Pack Lot 3M 6 12
Filtrete Air-Filter Basic Pleated Furnace Replacement Pad Dust Pack Lot 3M 6 12

$24.99

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Oregon Genuine Air Filter, 30-309
Oregon Genuine Air Filter, 30-309

$10.49

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Furnace AC Filters 18 x 30 Inch - Standard Pleated Air Filter FPR 5
Furnace AC Filters 18 x 30 Inch - Standard Pleated Air Filter FPR 5

$7.85

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12 In. X 18 In. X 1 In. Standard Pleated Air Filter FPR 5, MERV 8
12 In. X 18 In. X 1 In. Standard Pleated Air Filter FPR 5, MERV 8

$7.79

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Standard Pleated Air Filter FPR 5 18 X 30 X 1 Housing Cleaner HVAC Vents Wall Ce
Standard Pleated Air Filter FPR 5 18 X 30 X 1 Housing Cleaner HVAC Vents Wall Ce

$8.98

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THE ULTIMATE ALLERGY AIR FILTER! PERMANENT WASHABLE REUSABLE ELECTROSTATIC
THE ULTIMATE ALLERGY AIR FILTER! PERMANENT WASHABLE REUSABLE ELECTROSTATIC

$98.29

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18x30x1 Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)
18x30x1 Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

$51.15

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14x18x1 Air Filter Standard Pleated (3-Pack) AC Filtro de aire plisado estándar
14x18x1 Air Filter Standard Pleated (3-Pack) AC Filtro de aire plisado estándar

$14.99

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Filterbuy 18x30x1 Pleated Air Filters MERV 8 Replacement HVAC AC Furnace 3 Pack
Filterbuy 18x30x1 Pleated Air Filters MERV 8 Replacement HVAC AC Furnace 3 Pack

$12.99

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18x30x1 Air Filter Standard Pleated Furnace AC Filtro de aire 1-filter HDX
18x30x1 Air Filter Standard Pleated Furnace AC Filtro de aire 1-filter HDX

$10.99

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Pleated Air Filters Replacement For Furnace. AC HVAC MERV 8 FPR 5 1-Pack New
Pleated Air Filters Replacement For Furnace. AC HVAC MERV 8 FPR 5 1-Pack New

$7.88

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Air Filter Kit For BRIGGS STRATTON 499486S 405700-407700 18-22 HP Intek V-Twin
Air Filter Kit For BRIGGS STRATTON 499486S 405700-407700 18-22 HP Intek V-Twin

$9.95

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Filter King 18x30x1 Air Filter 4-PACK MERV 8 Actual Size 17.5 x 29.5 x .75"
Filter King 18x30x1 Air Filter 4-PACK MERV 8 Actual Size 17.5 x 29.5 x .75"

$43.92

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18 in.*30 in.*1 in. Superior Pleated Air Filter FPR 9 MERV 12
18 in.*30 in.*1 in. Superior Pleated Air Filter FPR 9 MERV 12

$25.89

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The best Air Filter PERMANENT, WASHABLE,  and  REUSABLE FURNACE AC in All SIZES
The best Air Filter PERMANENT, WASHABLE, and REUSABLE FURNACE AC in All SIZES

$94.70

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18 x 30 x 1 Standard Pleated Air Filter FPR 5, Air Filters Replacement, 1 Pack
18 x 30 x 1 Standard Pleated Air Filter FPR 5, Air Filters Replacement, 1 Pack

$7.00

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Filter King 30x18x1 Air Filter 4-PACK MERV 8 Actual Size 30 x 18 x .75"
Filter King 30x18x1 Air Filter 4-PACK MERV 8 Actual Size 30 x 18 x .75"

$67.16

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Filter King 18x26x1 Air Filter 4-PACK MERV 8 Actual Size 18 x 26 x .75"
Filter King 18x26x1 Air Filter 4-PACK MERV 8 Actual Size 18 x 26 x .75"

$54.56

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1-Pack Standard Pleated Air Filter 18x30x1, Air Filters Replacement FPR 5 MERV 8
1-Pack Standard Pleated Air Filter 18x30x1, Air Filters Replacement FPR 5 MERV 8

$7.50

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Pleated Air Filters Replacement For Furnace. AC HVAC MERV 8 FPR 5, 3-Pack New
Pleated Air Filters Replacement For Furnace. AC HVAC MERV 8 FPR 5, 3-Pack New

$24.40

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AAF Flanders Fiberglass Furnace Filter 18 x 30 x 1 in. 9 for $33.
AAF Flanders Fiberglass Furnace Filter 18 x 30 x 1 in. 9 for $33.

$4.89

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Filter King 18x30x1 Air Filter 6-PACK MERV 8 Actual Size 17.5 x 29.5 x .75"
Filter King 18x30x1 Air Filter 6-PACK MERV 8 Actual Size 17.5 x 29.5 x .75"

$65.28

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18 In. X 30 In. X 1 In. Standard Pleated Air Filter FPR 5, MERV 8
18 In. X 30 In. X 1 In. Standard Pleated Air Filter FPR 5, MERV 8

$11.99

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18 In. X 30 In. X 1 In. Premium Pleated Air Filter FPR 10, MERV 13
18 In. X 30 In. X 1 In. Premium Pleated Air Filter FPR 10, MERV 13

$33.99

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Pleated Air Filter 18x30x1 Standard Furnace AC Filtro de aire 1-filter HDX
Pleated Air Filter 18x30x1 Standard Furnace AC Filtro de aire 1-filter HDX

$7.65

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CARTER | Gold | MERV 8 | HVAC & Furnace Filter | Lifetime Warranty | Washable El
CARTER | Gold | MERV 8 | HVAC & Furnace Filter | Lifetime Warranty | Washable El

$62.99

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18x30x1 Air Filter Glasfloss GDS Series Disposable - Box of 12
18x30x1 Air Filter Glasfloss GDS Series Disposable - Box of 12

$87.73

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New 6-pack lot 18"x30"x1" Filtrete Basic Pleated 3M Air-Filter Pad Furnace
New 6-pack lot 18"x30"x1" Filtrete Basic Pleated 3M Air-Filter Pad Furnace

$47.99

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Dynamic Air Cleaner Filter LPD 18 x 30 x 1 C4LP1830 4 refills CLP1830 3LP1830
Dynamic Air Cleaner Filter LPD 18 x 30 x 1 C4LP1830 4 refills CLP1830 3LP1830

$79.99

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Filterbuy 24x30x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 11)
Filterbuy 24x30x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 11)

$37.60

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Filters Fast 18x30x1 MERV 11, 1 Inch Pleated HVAC AC Furnace Air Filters, 6 Pack
Filters Fast 18x30x1 MERV 11, 1 Inch Pleated HVAC AC Furnace Air Filters, 6 Pack

$76.99

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1 OR 4 Filters - Air Filter Superior Pleated FPR 9 Dust Filters Furnace AC
1 OR 4 Filters - Air Filter Superior Pleated FPR 9 Dust Filters Furnace AC

$26.90

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18 X 24 X 1 Standard Pleated Air Filter FPR 5 3-Pack Non-Electrostatic Cardboard
18 X 24 X 1 Standard Pleated Air Filter FPR 5 3-Pack Non-Electrostatic Cardboard

$14.29

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(3-PACK) 18x20x1 Air Filter Standard Pleated Furnace AC Filtro de aire Plisados
(3-PACK) 18x20x1 Air Filter Standard Pleated Furnace AC Filtro de aire Plisados

$14.83

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Aerostar 18x30x1 MERV 13 Furnace Air Filter, 2 Pack
Aerostar 18x30x1 MERV 13 Furnace Air Filter, 2 Pack

$36.22

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(3-PACK) 18x20x1 Air Filter Standard Pleated Furnace AC Filtro de aire Plisados
(3-PACK) 18x20x1 Air Filter Standard Pleated Furnace AC Filtro de aire Plisados

$15.08

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3-Pack Standard Pleated Air Filter 18x24x1, Air Filters Replacement FPR 5 MERV 8
3-Pack Standard Pleated Air Filter 18x24x1, Air Filters Replacement FPR 5 MERV 8

$14.28

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Aerostar 18x30x1 MERV 13 Furnace Air Filter, 6 Pack
Aerostar 18x30x1 MERV 13 Furnace Air Filter, 6 Pack

$77.97

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1-Pack Standard Pleated Air Filter 18x36x1, Air Filters Replacement FPR 5 MERV 8
1-Pack Standard Pleated Air Filter 18x36x1, Air Filters Replacement FPR 5 MERV 8

$7.74

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1-Pack Standard Pleated Air Filter 18x24x1, Air Filters Replacement FPR 5 MERV 8
1-Pack Standard Pleated Air Filter 18x24x1, Air Filters Replacement FPR 5 MERV 8

$7.74

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18 In. X 30 In. X 1 In. Allergen plus Pleated Air Filter FPR 7, MERV 11 (2-Pack)
18 In. X 30 In. X 1 In. Allergen plus Pleated Air Filter FPR 7, MERV 11 (2-Pack)

$27.28

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AAF Flanders 10055011818 Fiberglass Furnace Filter 18 x 18 x 1 in. (Pack of 12)
AAF Flanders 10055011818 Fiberglass Furnace Filter 18 x 18 x 1 in. (Pack of 12)

$42.67

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18x30x1 in. Allergen Plus Furnace Pleated Air Filter Performance FPR 7 MERV 11
18x30x1 in. Allergen Plus Furnace Pleated Air Filter Performance FPR 7 MERV 11

$17.32

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Filterbuy 18x30x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 13)
Filterbuy 18x30x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 13)

$199.08

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Filterbuy Allergen Odor Eliminator 18x30x1 MERV 8 Pleated AC Furnace Air Filter
Filterbuy Allergen Odor Eliminator 18x30x1 MERV 8 Pleated AC Furnace Air Filter

$273.12

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