Shop Furnace Filter Size Finder

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$52.98
28X30x1 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 27.75 X 29.75 X 0.75 Inches)
FilterBuy.com
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$52.98
28X30x1 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 27.75 X 29.75 X 0.75 Inches)
FilterBuy.com
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$92.94
12X24x1 MERV 8 Carbon Air Filter By Airx | 6-Pack For Furnace & AC
Discount Filters
$92.94
12X24x1 MERV 8 Carbon Air Filter By Airx | 6-Pack For Furnace & AC
Discount Filters
$99.96
20X21.5X1 Air Filter (12-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 19.88 X 21.50 X 0.75 Inches)
FilterBuy.com
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$99.96
20X21.5X1 Air Filter (12-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 19.88 X 21.50 X 0.75 Inches)
FilterBuy.com
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$98.94
16X24x1 MERV 8 Carbon Air Filter By Airx | 6-Pack For Furnace & AC
Discount Filters
$98.94
16X24x1 MERV 8 Carbon Air Filter By Airx | 6-Pack For Furnace & AC
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$57.96
25X32x1 Air Filter (4-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 24.50 X 31.50 X 0.75 Inches)
FilterBuy.com
147K+
$57.96
25X32x1 Air Filter (4-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 24.50 X 31.50 X 0.75 Inches)
FilterBuy.com
147K+
$170.94
20X25x2 MERV 8 Carbon Air Filter By Airx | 6-Pack For Furnace & AC
Discount Filters
$170.94
20X25x2 MERV 8 Carbon Air Filter By Airx | 6-Pack For Furnace & AC
Discount Filters
$377.99
Aprilaire 201 Replacement Furnace Filter For Aprilaire 2200, 2250 Or Space-Gard 2200, 2250 Whole-House Air Purifiers - MERV 10, 20X25x6 Air Filter (
Amazon.com
7K+
Free shipping
$377.99
Aprilaire 201 Replacement Furnace Filter For Aprilaire 2200, 2250 Or Space-Gard 2200, 2250 Whole-House Air Purifiers - MERV 10, 20X25x6 Air Filter (
Amazon.com
7K+
$83.45
$116.10
Filtrete 20X25x4 AC Furnace Air Filter, MPR 1000, MERV 11, Fits Honeywell & Aprilaire Space-Gard, Allergen Defense, Electrostatic Air Cleaning Filter,
Amazon.com
1K+
Free shipping
28% off
$83.45
$116.10
Filtrete 20X25x4 AC Furnace Air Filter, MPR 1000, MERV 11, Fits Honeywell & Aprilaire Space-Gard, Allergen Defense, Electrostatic Air Cleaning Filter,
Amazon.com
1K+
$49.98
Filterbuy 20X21.5X1 Air Filter MERV 8 Essential Dust & Allergy Defense (6-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement (Actual
Amazon.com
46K+
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$49.98
Filterbuy 20X21.5X1 Air Filter MERV 8 Essential Dust & Allergy Defense (6-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement (Actual
Amazon.com
46K+
$79.96
16X16x2 6-Pack MERV 8 Furnace & AC Air Filter By Filters Fast
FiltersFast.com
$79.96
16X16x2 6-Pack MERV 8 Furnace & AC Air Filter By Filters Fast
FiltersFast.com
$215.74
Goodman-Amana 0160M00014 Merv 15 Replacement Filter For Dv15-2121-Ac, 0160M00014 | Supplyhouse.Com
SupplyHouse.com
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$215.74
Goodman-Amana 0160M00014 Merv 15 Replacement Filter For Dv15-2121-Ac, 0160M00014 | Supplyhouse.Com
SupplyHouse.com
1
$87.96
BAYFTFR24P4A FF Filters Fast Replacement For Trane BAYFTFR24P4A MERV 8 Furnace & AC Air Filter - 6-Pack
FiltersFast.com
$87.96
BAYFTFR24P4A FF Filters Fast Replacement For Trane BAYFTFR24P4A MERV 8 Furnace & AC Air Filter - 6-Pack
FiltersFast.com
$115.90
VEVOR 20 X 25 X 4 Furnace Filter Merv 13 Hvac Ac Filters,12-Month Electrostatic Pleated Air Conditioner Filters 4-Pack (Actual Size: 20.47 X 25.20 X
VEVOR
6
$115.90
VEVOR 20 X 25 X 4 Furnace Filter Merv 13 Hvac Ac Filters,12-Month Electrostatic Pleated Air Conditioner Filters 4-Pack (Actual Size: 20.47 X 25.20 X
VEVOR
6
$54.69
FILTER 16X25X1 MERV 14 MPR 2800 6 PIECES ACTUAL SIZE 15.5 X 24.5 X 0.75 MADE IN THE USA At International Lighting
Interlight US
$54.69
FILTER 16X25X1 MERV 14 MPR 2800 6 PIECES ACTUAL SIZE 15.5 X 24.5 X 0.75 MADE IN THE USA At International Lighting
Interlight US
$103.33
CARRIER ACE1620NC Furnace Filter Housing 16X20
Voomi Supply
$103.33
CARRIER ACE1620NC Furnace Filter Housing 16X20
Voomi Supply
$46.99
Clorox Air Filters MPR1000 & FPR 7 MERV 11 Pleated HVAC AC Furnace Air Filters, 16 X 25 X 1-In, 4 Count
Chewy.com
$46.99
Clorox Air Filters MPR1000 & FPR 7 MERV 11 Pleated HVAC AC Furnace Air Filters, 16 X 25 X 1-In, 4 Count
Chewy.com
$188.20
12X20X2 Lifetime Washable Electrostatic AC / Furnace Filter
Air Filters Inc.
Free shipping
$188.20
12X20X2 Lifetime Washable Electrostatic AC / Furnace Filter
Air Filters Inc.
Free shipping
$42.11
$54.50
Lennox X6667 Filter 21X26x4 MERV 10 | Furnace Part Source
FurnacePartSource.com
6
22% off
$42.11
$54.50
Lennox X6667 Filter 21X26x4 MERV 10 | Furnace Part Source
FurnacePartSource.com
6
$50.06
$64.78
Nordyne 918397 Merv 11 Media Filter | Furnace Part Source
FurnacePartSource.com
22% off
$50.06
$64.78
Nordyne 918397 Merv 11 Media Filter | Furnace Part Source
FurnacePartSource.com
$61.34
Flanders 16 in. W X 25 in. H X 4.5 in. Synthetic 8 MERV Pleated Air Filter 1 Pk (Pack Of 2)
Max Warehouse
$61.34
Flanders 16 in. W X 25 in. H X 4.5 in. Synthetic 8 MERV Pleated Air Filter 1 Pk (Pack Of 2)
Max Warehouse
$31.91
Filtrete 16 in. X 25 in. X 4 in. 1550 MPR (Slim Fit) Allergen, Bacteria & Virus Deep Pleat Furnace Filter, MERV 12
SIM Supply
$31.91
Filtrete 16 in. X 25 in. X 4 in. 1550 MPR (Slim Fit) Allergen, Bacteria & Virus Deep Pleat Furnace Filter, MERV 12
SIM Supply
$191.50
16X16X2 Lifetime Washable Electrostatic AC / Furnace Filter
Air Filters Inc.
Free shipping
$191.50
16X16X2 Lifetime Washable Electrostatic AC / Furnace Filter
Air Filters Inc.
Free shipping
$139.64
$147.77
Nordic Pure Honeywell/Lennox MERV 10 Pleated Plus Carbon Replacement Air Filters, 20 X 25 X 5-In H, 4 Count
Chewy.com
5K+
Free shipping
$139.64
$147.77
Nordic Pure Honeywell/Lennox MERV 10 Pleated Plus Carbon Replacement Air Filters, 20 X 25 X 5-In H, 4 Count
Chewy.com
5K+
$34.99
$36.99
Clorox Air Filters MPR600 & FPR 5 MERV 8 Pleated HVAC AC Furnace Air Filters, 16 X 25 X 1-In, 4 Count
Chewy.com
$34.99
$36.99
Clorox Air Filters MPR600 & FPR 5 MERV 8 Pleated HVAC AC Furnace Air Filters, 16 X 25 X 1-In, 4 Count
Chewy.com
$83.18
25X25X1 Astro-Pleat MERV 8 Standard Pleated AC / Furnace Filter
Air Filters Inc.
Free shipping
$83.18
25X25X1 Astro-Pleat MERV 8 Standard Pleated AC / Furnace Filter
Air Filters Inc.
Free shipping
$53.92
Nordyne 918737 MERV 11 HEPA Filter 20" X 22" X 5", 918737 | Supplyhouse.Com
SupplyHouse.com
3
$53.92
Nordyne 918737 MERV 11 HEPA Filter 20" X 22" X 5", 918737 | Supplyhouse.Com
SupplyHouse.com
3
$35.53
Filtete 16 in. W X 24 in. H X 1 in. D Fiberglass 8 MERV Pleated Air Filter 1 Pk (Pack Of 4)
Max Warehouse
$35.53
Filtete 16 in. W X 24 in. H X 1 in. D Fiberglass 8 MERV Pleated Air Filter 1 Pk (Pack Of 4)
Max Warehouse
$55.78
FILTER 20X25X5 AB MERV 13 MPR 2200-2400 1 PIECES ACTUAL SIZE 19.75 X 24.25 X 4.88 MADE At International Lighting
Interlight US
$55.78
FILTER 20X25X5 AB MERV 13 MPR 2200-2400 1 PIECES ACTUAL SIZE 19.75 X 24.25 X 4.88 MADE At International Lighting
Interlight US
$72.90
VEVOR Electrostatic Air Filter 20X25x4 Inch Washable & Reusable Aluminum AC/HVAC Furnace Filter Merv 8 Long Lifetime Home Or Office (Actual Size:
VEVOR
10
$72.90
VEVOR Electrostatic Air Filter 20X25x4 Inch Washable & Reusable Aluminum AC/HVAC Furnace Filter Merv 8 Long Lifetime Home Or Office (Actual Size:
VEVOR
10
$67.97
MERV 13 Honeywell FC100A1037 20X25 Compatible Air Filters (2 Pack)
AllFilters.com
3
Free shipping
$67.97
MERV 13 Honeywell FC100A1037 20X25 Compatible Air Filters (2 Pack)
AllFilters.com
3
$83.45
Trane FLRQB5FR21M11 5" Qwikbox Replacement Filter, MERV 11 (2 Pack), FLRQB5FR21M11 | Supplyhouse.Com
SupplyHouse.com
4
$83.45
Trane FLRQB5FR21M11 5" Qwikbox Replacement Filter, MERV 11 (2 Pack), FLRQB5FR21M11 | Supplyhouse.Com
SupplyHouse.com
4
$28.84
$37.32
Lennox 48J01 Economizer Filter 16X25X1 | Furnace Part Source
FurnacePartSource.com
8
22% off
$28.84
$37.32
Lennox 48J01 Economizer Filter 16X25X1 | Furnace Part Source
FurnacePartSource.com
8
$118.03
FILTER 16X25X1 MERV 8 MPR 800 12 PIECES ACTUAL SIZE 15.5 X 24.5 X 0.75 MADE IN THE USA At International Lighting
Interlight US
$118.03
FILTER 16X25X1 MERV 8 MPR 800 12 PIECES ACTUAL SIZE 15.5 X 24.5 X 0.75 MADE IN THE USA At International Lighting
Interlight US
$80.16
$103.22
Filterbuy 21.5X21x5 Trane Perfect Fit bayftah21m Replacement Furnace Filter/Air
Petitesteps.com
22% off
$80.16
$103.22
Filterbuy 21.5X21x5 Trane Perfect Fit bayftah21m Replacement Furnace Filter/Air
Petitesteps.com
$84.99
MERV 8 16X25x4 Air Filters (6 Pack)
AllFilters.com
Free shipping
$84.99
MERV 8 16X25x4 Air Filters (6 Pack)
AllFilters.com
Free shipping
$55.69
Filtrete 20 X 25 X 1 Air Filter, 12 HVAC Filters, MPR 700, Merv 8, Dust, Pollen & Pet Dander, 3 Month Pleated 1 Inch Electrostatic Air Filters
Office Depot
3
Free shipping
$55.69
Filtrete 20 X 25 X 1 Air Filter, 12 HVAC Filters, MPR 700, Merv 8, Dust, Pollen & Pet Dander, 3 Month Pleated 1 Inch Electrostatic Air Filters
Office Depot
3
Standard Furnace Filter Sizes (With Drawings)
Standard Furnace Filter Sizes (With Drawings)
Apr 22, 2022
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Shop Furnace Filter Size Finder

Sponsored
About our ads
$52.98
28X30x1 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 27.75 X 29.75 X 0.75 Inches)
FilterBuy.com
29
$52.98
28X30x1 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 27.75 X 29.75 X 0.75 Inches)
FilterBuy.com
$92.94
12X24x1 MERV 8 Carbon Air Filter By Airx | 6-Pack For Furnace & AC
Discount Filters
$92.94
12X24x1 MERV 8 Carbon Air Filter By Airx | 6-Pack For Furnace & AC
Discount Filters
$99.96
20X21.5X1 Air Filter (12-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 19.88 X 21.50 X 0.75 Inches)
FilterBuy.com
15
$99.96
20X21.5X1 Air Filter (12-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 19.88 X 21.50 X 0.75 Inches)
FilterBuy.com
$98.94
16X24x1 MERV 8 Carbon Air Filter By Airx | 6-Pack For Furnace & AC
Discount Filters
$98.94
16X24x1 MERV 8 Carbon Air Filter By Airx | 6-Pack For Furnace & AC
Discount Filters
$57.96
25X32x1 Air Filter (4-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 24.50 X 31.50 X 0.75 Inches)
FilterBuy.com
147K+
$57.96
25X32x1 Air Filter (4-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters Replacement (Actual Size: 24.50 X 31.50 X 0.75 Inches)
FilterBuy.com
$170.94
20X25x2 MERV 8 Carbon Air Filter By Airx | 6-Pack For Furnace & AC
Discount Filters
$170.94
20X25x2 MERV 8 Carbon Air Filter By Airx | 6-Pack For Furnace & AC
Discount Filters
$377.99
Aprilaire 201 Replacement Furnace Filter For Aprilaire 2200, 2250 Or Space-Gard 2200, 2250 Whole-House Air Purifiers - MERV 10, 20X25x6 Air Filter (
Amazon.com
7K+
Free shipping
$377.99
Aprilaire 201 Replacement Furnace Filter For Aprilaire 2200, 2250 Or Space-Gard 2200, 2250 Whole-House Air Purifiers - MERV 10, 20X25x6 Air Filter (
Amazon.com
$83.45
$116.10
Filtrete 20X25x4 AC Furnace Air Filter, MPR 1000, MERV 11, Fits Honeywell & Aprilaire Space-Gard, Allergen Defense, Electrostatic Air Cleaning Filter,
Amazon.com
1K+
Free shipping
28% off
$83.45
$116.10
Filtrete 20X25x4 AC Furnace Air Filter, MPR 1000, MERV 11, Fits Honeywell & Aprilaire Space-Gard, Allergen Defense, Electrostatic Air Cleaning Filter,
Amazon.com
$49.98
Filterbuy 20X21.5X1 Air Filter MERV 8 Essential Dust & Allergy Defense (6-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement (Actual
Amazon.com
46K+
Free shipping
$49.98
Filterbuy 20X21.5X1 Air Filter MERV 8 Essential Dust & Allergy Defense (6-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement (Actual
Amazon.com
$79.96
16X16x2 6-Pack MERV 8 Furnace & AC Air Filter By Filters Fast
FiltersFast.com
$79.96
16X16x2 6-Pack MERV 8 Furnace & AC Air Filter By Filters Fast
FiltersFast.com
$215.74
Goodman-Amana 0160M00014 Merv 15 Replacement Filter For Dv15-2121-Ac, 0160M00014 | Supplyhouse.Com
SupplyHouse.com
1
$215.74
Goodman-Amana 0160M00014 Merv 15 Replacement Filter For Dv15-2121-Ac, 0160M00014 | Supplyhouse.Com
SupplyHouse.com
$87.96
BAYFTFR24P4A FF Filters Fast Replacement For Trane BAYFTFR24P4A MERV 8 Furnace & AC Air Filter - 6-Pack
FiltersFast.com
$87.96
BAYFTFR24P4A FF Filters Fast Replacement For Trane BAYFTFR24P4A MERV 8 Furnace & AC Air Filter - 6-Pack
FiltersFast.com
$115.90
VEVOR 20 X 25 X 4 Furnace Filter Merv 13 Hvac Ac Filters,12-Month Electrostatic Pleated Air Conditioner Filters 4-Pack (Actual Size: 20.47 X 25.20 X
VEVOR
6
$115.90
VEVOR 20 X 25 X 4 Furnace Filter Merv 13 Hvac Ac Filters,12-Month Electrostatic Pleated Air Conditioner Filters 4-Pack (Actual Size: 20.47 X 25.20 X
VEVOR
$54.69
FILTER 16X25X1 MERV 14 MPR 2800 6 PIECES ACTUAL SIZE 15.5 X 24.5 X 0.75 MADE IN THE USA At International Lighting
Interlight US
$54.69
FILTER 16X25X1 MERV 14 MPR 2800 6 PIECES ACTUAL SIZE 15.5 X 24.5 X 0.75 MADE IN THE USA At International Lighting
Interlight US
$103.33
CARRIER ACE1620NC Furnace Filter Housing 16X20
Voomi Supply
$103.33
CARRIER ACE1620NC Furnace Filter Housing 16X20
Voomi Supply
$46.99
Clorox Air Filters MPR1000 & FPR 7 MERV 11 Pleated HVAC AC Furnace Air Filters, 16 X 25 X 1-In, 4 Count
Chewy.com
$46.99
Clorox Air Filters MPR1000 & FPR 7 MERV 11 Pleated HVAC AC Furnace Air Filters, 16 X 25 X 1-In, 4 Count
Chewy.com
$188.20
12X20X2 Lifetime Washable Electrostatic AC / Furnace Filter
Air Filters Inc.
Free shipping
$188.20
12X20X2 Lifetime Washable Electrostatic AC / Furnace Filter
Air Filters Inc.
$42.11
$54.50
Lennox X6667 Filter 21X26x4 MERV 10 | Furnace Part Source
FurnacePartSource.com
6
22% off
$42.11
$54.50
Lennox X6667 Filter 21X26x4 MERV 10 | Furnace Part Source
FurnacePartSource.com