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$57.70
Filter Everything Washable Aluminum Air Filter - 24 X 24 X 1 - Permanent, Reusable HVAC Intake Filter - Heavy-Duty Expanded Aluminum Mesh - Pre-Filter
Amazon.com
265
Free shipping
$57.70
Filter Everything Washable Aluminum Air Filter - 24 X 24 X 1 - Permanent, Reusable HVAC Intake Filter - Heavy-Duty Expanded Aluminum Mesh - Pre-Filter
Amazon.com
265
$68.28
12X20x1 Air Filters (12-Pack) MERV 8 - Standard / Dust Defense | Pleated, Standard Capacity Replacement Air Filters For HVAC, AC, Furnace
Filter King
$68.28
12X20x1 Air Filters (12-Pack) MERV 8 - Standard / Dust Defense | Pleated, Standard Capacity Replacement Air Filters For HVAC, AC, Furnace
Filter King
$63.88
Washable Electrostatic Furnace Air Filter, MERV 8, (24" X 24" X 1") Aluminum Reusable Filter For Furnace, Central AC, And HVAC System
Amazon.com
97
Free shipping
$63.88
Washable Electrostatic Furnace Air Filter, MERV 8, (24" X 24" X 1") Aluminum Reusable Filter For Furnace, Central AC, And HVAC System
Amazon.com
97
$51.99
Trophy Air Washable & Reusable Electrostatic HVAC AC/Furnace Air Filter, Lasts A Lifetime, 6 Stage Permanent Air Filter, Healthier Home Or Office,
Amazon.com
Free shipping
$51.99
Trophy Air Washable & Reusable Electrostatic HVAC AC/Furnace Air Filter, Lasts A Lifetime, 6 Stage Permanent Air Filter, Healthier Home Or Office,
Amazon.com
Free shipping
$48.98
16X25x5 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Honeywell FC100A1029, Lennox X6670, Carrier, & More
FilterBuy.com
$48.98
16X25x5 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Honeywell FC100A1029, Lennox X6670, Carrier, & More
FilterBuy.com
$24.99
16X24x1 Air Filter (1-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 15.38 X 23.38 X 0.75 Inches)
FilterBuy.com
$24.99
16X24x1 Air Filter (1-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 15.38 X 23.38 X 0.75 Inches)
FilterBuy.com
$59.95
19-1/2 X 19-1/2 X 1 Electrostatic Washable Permanent A/C Furnace Air Filter 19.5X19.5X1
Amazon.com
5
$59.95
19-1/2 X 19-1/2 X 1 Electrostatic Washable Permanent A/C Furnace Air Filter 19.5X19.5X1
Amazon.com
5
$158.97
20X26x5 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Electro-Air, Emerson, Lennox, White Rodgers, & More
FilterBuy.com
$158.97
20X26x5 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Electro-Air, Emerson, Lennox, White Rodgers, & More
FilterBuy.com
$43.68
20X20x1 Air Filters (4-Pack) MERV 13 - Superior Protection | Pleated, Standard Capacity Replacement Air Filters For HVAC, AC, Furnace
Filter King
$43.68
20X20x1 Air Filters (4-Pack) MERV 13 - Superior Protection | Pleated, Standard Capacity Replacement Air Filters For HVAC, AC, Furnace
Filter King
$111.05
Air-Care Silver 94 Electrostatic 6" MERV 8 Permanent Washable Furnace Filter
FiltersFast.com
$111.05
Air-Care Silver 94 Electrostatic 6" MERV 8 Permanent Washable Furnace Filter
FiltersFast.com
$100.95
Air-Care Silver 94 Electrostatic 5" MERV 8 Permanent Washable Furnace Filter
FiltersFast.com
$100.95
Air-Care Silver 94 Electrostatic 5" MERV 8 Permanent Washable Furnace Filter
FiltersFast.com
$124.98
20X25x6 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Aprilaire Space-Gard 201 / 2200 / 2250 & Lennox
FilterBuy.com
$124.98
20X25x6 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Aprilaire Space-Gard 201 / 2200 / 2250 & Lennox
FilterBuy.com
$79.98
20X25x6 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Aprilaire Space-Gard 201 / 2200 / 2250 & Lennox
FilterBuy.com
$79.98
20X25x6 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Aprilaire Space-Gard 201 / 2200 / 2250 & Lennox
FilterBuy.com
$179.04
22X37x1 Air Filters (4-Pack) MERV 8 Carbon - Odor Eliminator | Pleated, Standard Capacity Replacement Air Filters For HVAC, AC, Furnace
Filter King
$179.04
22X37x1 Air Filters (4-Pack) MERV 8 Carbon - Odor Eliminator | Pleated, Standard Capacity Replacement Air Filters For HVAC, AC, Furnace
Filter King
$100.95
Air-Care Silver 94 Electrostatic 4" MERV 8 Permanent Washable Furnace Filter
FiltersFast.com
$100.95
Air-Care Silver 94 Electrostatic 4" MERV 8 Permanent Washable Furnace Filter
FiltersFast.com
$108.96
16X20x4 Air Filters (6-Pack) MERV 11 - Advanced / Allergen Defense | Pleated, Standard Capacity Replacement Air Filters For HVAC, AC, Furnace
Filter King
$108.96
16X20x4 Air Filters (6-Pack) MERV 11 - Advanced / Allergen Defense | Pleated, Standard Capacity Replacement Air Filters For HVAC, AC, Furnace
Filter King
$37.80
2250 Aprilaire MERV 11 Replacement Whole-House Air Purifier Filter By Bestairpro, 1 Pk | Furnace & AC Filter | Pleated"
Discount Filters
$37.80
2250 Aprilaire MERV 11 Replacement Whole-House Air Purifier Filter By Bestairpro, 1 Pk | Furnace & AC Filter | Pleated"
Discount Filters
$58.96
$69.96
Air-Care ACM6 Silver 94 Electrostatic 1" MERV 8 Permanent Washable Furnace Filter
FiltersFast.com
15% off
$58.96
$69.96
Air-Care ACM6 Silver 94 Electrostatic 1" MERV 8 Permanent Washable Furnace Filter
FiltersFast.com
$69.99
16X25x5 Air Filter (3-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Honeywell FC100A1029, Lennox X6670, Carrier, & More
FilterBuy.com
$69.99
16X25x5 Air Filter (3-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Honeywell FC100A1029, Lennox X6670, Carrier, & More
FilterBuy.com
$107.98
20X26x5 Air Filter (2-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Electro-Air, Emerson, Lennox, White Rodgers, & More
FilterBuy.com
$107.98
20X26x5 Air Filter (2-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Electro-Air, Emerson, Lennox, White Rodgers, & More
FilterBuy.com
$97.96
20X25x5 Air Filter (4-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Honeywell FC100A1037, Lennox X6673, Carrier, & More
FilterBuy.com
43
$97.96
20X25x5 Air Filter (4-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Honeywell FC100A1037, Lennox X6673, Carrier, & More
FilterBuy.com
43
$49.80
$57.48
2200 Aprilaire MERV 11 Replacement Whole-House Air Purifier Filter By Bestairpro, 2 Pk | Furnace & AC Filter | Pleated"
Discount Filters
13% off
$49.80
$57.48
2200 Aprilaire MERV 11 Replacement Whole-House Air Purifier Filter By Bestairpro, 2 Pk | Furnace & AC Filter | Pleated"
Discount Filters
$57.10
Filter Everything Electrostatic Washable Furnace Filter - 16-3/8 X 21-1/2 X 1 - Reusable HVAC Air Filter With Durable Aluminum Frame
Amazon.com
120
Free shipping
$57.10
Filter Everything Electrostatic Washable Furnace Filter - 16-3/8 X 21-1/2 X 1 - Reusable HVAC Air Filter With Durable Aluminum Frame
Amazon.com
120
$79.98
20X25x5 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Honeywell FC100A1037, Lennox X6673, Carrier, & More
FilterBuy.com
$79.98
20X25x5 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Honeywell FC100A1037, Lennox X6673, Carrier, & More
FilterBuy.com
$40.98
14X30x1 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 13.88 X 29.88 X 0.75 Inches)
FilterBuy.com
108
$40.98
14X30x1 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 13.88 X 29.88 X 0.75 Inches)
FilterBuy.com
108
$104.96
20X25x5 Air Filter (4-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Honeywell FC100A1037, Lennox X6673, Carrier, & More
FilterBuy.com
$104.96
20X25x5 Air Filter (4-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Honeywell FC100A1037, Lennox X6673, Carrier, & More
FilterBuy.com
$23.45
Corecarbon 20X30x1 Cut To Fit Furnace & Air Conditioner Washable Reusable High Air Flow Polyester Fiber Filter Media, Made In USA (20" X 30" X .75"
Amazon.com
198
$23.45
Corecarbon 20X30x1 Cut To Fit Furnace & Air Conditioner Washable Reusable High Air Flow Polyester Fiber Filter Media, Made In USA (20" X 30" X .75"
Amazon.com
198
$99.99
16X25x5 Air Filter (3-Pack), Pleated MERV 13 Optimal Defense HVAC AC Furnace Air Filters For Honeywell FC100A1029, Lennox X6670, Carrier, & More
FilterBuy.com
$99.99
16X25x5 Air Filter (3-Pack), Pleated MERV 13 Optimal Defense HVAC AC Furnace Air Filters For Honeywell FC100A1029, Lennox X6670, Carrier, & More
FilterBuy.com
$69.98
20X25x5 Air Filter (2-Pack), Pleated MERV 13 Optimal Defense HVAC AC Furnace Air Filters For Honeywell FC100A1037, Lennox X6673, Carrier, & More
FilterBuy.com
$69.98
20X25x5 Air Filter (2-Pack), Pleated MERV 13 Optimal Defense HVAC AC Furnace Air Filters For Honeywell FC100A1037, Lennox X6673, Carrier, & More
FilterBuy.com
$49.99
16X25x5 Air Filter (1-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Honeywell FC100A1029, Lennox X6670, Carrier, & More
FilterBuy.com
$49.99
16X25x5 Air Filter (1-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Honeywell FC100A1029, Lennox X6670, Carrier, & More
FilterBuy.com
$81.98
16X26x5 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Electro-Air, Emerson, White Rodgers, & Comfort Plus
FilterBuy.com
24K+
$81.98
16X26x5 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Electro-Air, Emerson, White Rodgers, & Comfort Plus
FilterBuy.com
24K+
$69.98
16X25x5 Air Filter (2-Pack), Pleated MERV 13 Optimal Defense HVAC AC Furnace Air Filters For Honeywell FC100A1029, Lennox X6670, Carrier, & More
FilterBuy.com
$69.98
16X25x5 Air Filter (2-Pack), Pleated MERV 13 Optimal Defense HVAC AC Furnace Air Filters For Honeywell FC100A1029, Lennox X6670, Carrier, & More
FilterBuy.com
$95.99
20X26x5 Air Filter (1-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Electro-Air, Emerson, Lennox, White Rodgers, & More
FilterBuy.com
$95.99
20X26x5 Air Filter (1-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Electro-Air, Emerson, Lennox, White Rodgers, & More
FilterBuy.com
$94.98
16X26x5 Air Filter (2-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Electro-Air, Emerson, White Rodgers, & Comfort Plus
FilterBuy.com
$94.98
16X26x5 Air Filter (2-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Electro-Air, Emerson, White Rodgers, & Comfort Plus
FilterBuy.com
$59.95
20X21x1 Electrostatic Washable Permanent A/C Furnace Air Filter
Amazon.com
31
$59.95
20X21x1 Electrostatic Washable Permanent A/C Furnace Air Filter
Amazon.com
31
$70.52
FILTER 16X25X4 MERV 14 MPR 2800 1 PIECES ACTUAL SIZE 15.5 X 24.5 X 3.63 MADE IN THE USA At International Lighting
Interlight US
$70.52
FILTER 16X25X4 MERV 14 MPR 2800 1 PIECES ACTUAL SIZE 15.5 X 24.5 X 3.63 MADE IN THE USA At International Lighting
Interlight US
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    Shop permanent furnace filter

    Sponsored
    About our ads
    $57.70
    Filter Everything Washable Aluminum Air Filter - 24 X 24 X 1 - Permanent, Reusable HVAC Intake Filter - Heavy-Duty Expanded Aluminum Mesh - Pre-Filter
    Amazon.com
    265
    Free shipping
    $57.70
    Filter Everything Washable Aluminum Air Filter - 24 X 24 X 1 - Permanent, Reusable HVAC Intake Filter - Heavy-Duty Expanded Aluminum Mesh - Pre-Filter
    Amazon.com
    265
    $68.28
    12X20x1 Air Filters (12-Pack) MERV 8 - Standard / Dust Defense | Pleated, Standard Capacity Replacement Air Filters For HVAC, AC, Furnace
    Filter King
    $68.28
    12X20x1 Air Filters (12-Pack) MERV 8 - Standard / Dust Defense | Pleated, Standard Capacity Replacement Air Filters For HVAC, AC, Furnace
    Filter King
    $63.88
    Washable Electrostatic Furnace Air Filter, MERV 8, (24" X 24" X 1") Aluminum Reusable Filter For Furnace, Central AC, And HVAC System
    Amazon.com
    97
    Free shipping
    $63.88
    Washable Electrostatic Furnace Air Filter, MERV 8, (24" X 24" X 1") Aluminum Reusable Filter For Furnace, Central AC, And HVAC System
    Amazon.com
    97
    $51.99
    Trophy Air Washable & Reusable Electrostatic HVAC AC/Furnace Air Filter, Lasts A Lifetime, 6 Stage Permanent Air Filter, Healthier Home Or Office,
    Amazon.com
    Free shipping
    $51.99
    Trophy Air Washable & Reusable Electrostatic HVAC AC/Furnace Air Filter, Lasts A Lifetime, 6 Stage Permanent Air Filter, Healthier Home Or Office,
    Amazon.com
    Free shipping
    $48.98
    16X25x5 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Honeywell FC100A1029, Lennox X6670, Carrier, & More
    FilterBuy.com
    $48.98
    16X25x5 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Honeywell FC100A1029, Lennox X6670, Carrier, & More
    FilterBuy.com
    $24.99
    16X24x1 Air Filter (1-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 15.38 X 23.38 X 0.75 Inches)
    FilterBuy.com
    $24.99
    16X24x1 Air Filter (1-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 15.38 X 23.38 X 0.75 Inches)
    FilterBuy.com
    $59.95
    19-1/2 X 19-1/2 X 1 Electrostatic Washable Permanent A/C Furnace Air Filter 19.5X19.5X1
    Amazon.com
    5
    $59.95
    19-1/2 X 19-1/2 X 1 Electrostatic Washable Permanent A/C Furnace Air Filter 19.5X19.5X1
    Amazon.com
    5
    $43.68
    20X20x1 Air Filters (4-Pack) MERV 13 - Superior Protection | Pleated, Standard Capacity Replacement Air Filters For HVAC, AC, Furnace
    Filter King
    173
    30-day returns (most items)
    $43.68
    20X20x1 Air Filters (4-Pack) MERV 13 - Superior Protection | Pleated, Standard Capacity Replacement Air Filters For HVAC, AC, Furnace
    Filter King
    173
    $158.97
    20X26x5 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Electro-Air, Emerson, Lennox, White Rodgers, & More
    FilterBuy.com
    $158.97
    20X26x5 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Electro-Air, Emerson, Lennox, White Rodgers, & More
    FilterBuy.com
    $111.05
    Air-Care Silver 94 Electrostatic 6" MERV 8 Permanent Washable Furnace Filter
    FiltersFast.com
    $111.05
    Air-Care Silver 94 Electrostatic 6" MERV 8 Permanent Washable Furnace Filter
    FiltersFast.com
    $100.95
    Air-Care Silver 94 Electrostatic 5" MERV 8 Permanent Washable Furnace Filter
    FiltersFast.com
    $100.95
    Air-Care Silver 94 Electrostatic 5" MERV 8 Permanent Washable Furnace Filter
    FiltersFast.com
    $124.98
    20X25x6 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Aprilaire Space-Gard 201 / 2200 / 2250 & Lennox
    FilterBuy.com
    $124.98
    20X25x6 Air Filter (3-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Aprilaire Space-Gard 201 / 2200 / 2250 & Lennox
    FilterBuy.com
    $79.98
    20X25x6 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Aprilaire Space-Gard 201 / 2200 / 2250 & Lennox
    FilterBuy.com
    $79.98
    20X25x6 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Aprilaire Space-Gard 201 / 2200 / 2250 & Lennox
    FilterBuy.com
    $179.04
    22X37x1 Air Filters (4-Pack) MERV 8 Carbon - Odor Eliminator | Pleated, Standard Capacity Replacement Air Filters For HVAC, AC, Furnace
    Filter King
    $179.04
    22X37x1 Air Filters (4-Pack) MERV 8 Carbon - Odor Eliminator | Pleated, Standard Capacity Replacement Air Filters For HVAC, AC, Furnace
    Filter King
    $100.95
    Air-Care Silver 94 Electrostatic 4" MERV 8 Permanent Washable Furnace Filter
    FiltersFast.com
    $100.95
    Air-Care Silver 94 Electrostatic 4" MERV 8 Permanent Washable Furnace Filter
    FiltersFast.com
    $108.96
    16X20x4 Air Filters (6-Pack) MERV 11 - Advanced / Allergen Defense | Pleated, Standard Capacity Replacement Air Filters For HVAC, AC, Furnace
    Filter King
    $108.96
    16X20x4 Air Filters (6-Pack) MERV 11 - Advanced / Allergen Defense | Pleated, Standard Capacity Replacement Air Filters For HVAC, AC, Furnace
    Filter King
    $37.80
    2250 Aprilaire MERV 11 Replacement Whole-House Air Purifier Filter By Bestairpro, 1 Pk | Furnace & AC Filter | Pleated"
    Discount Filters
    $37.80
    2250 Aprilaire MERV 11 Replacement Whole-House Air Purifier Filter By Bestairpro, 1 Pk | Furnace & AC Filter | Pleated"
    Discount Filters
    $58.96
    $69.96
    Air-Care ACM6 Silver 94 Electrostatic 1" MERV 8 Permanent Washable Furnace Filter
    FiltersFast.com
    15% off
    $58.96
    $69.96
    Air-Care ACM6 Silver 94 Electrostatic 1" MERV 8 Permanent Washable Furnace Filter
    FiltersFast.com