furnace-filters-size-20x20x1

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Aerostar 20x20x1 MERV 11 Pleated Air Filter, AC Furnace Air Filter, 6 Pack Size:
Aerostar 20x20x1 MERV 11 Pleated Air Filter, AC Furnace Air Filter, 6 Pack Size:

$56.80

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20x20x1 MERV 10 Pleated Air Filters. 12 PACK. Actual Size: 19-1/2 x 19-1/2 x 7/8
20x20x1 MERV 10 Pleated Air Filters. 12 PACK. Actual Size: 19-1/2 x 19-1/2 x 7/8

$58.97

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20x20x1 MERV 13 Pleated Air Filters. 12 PACK. Actual Size: 19-1/2 x 19-1/2 x 7/8
20x20x1 MERV 13 Pleated Air Filters. 12 PACK. Actual Size: 19-1/2 x 19-1/2 x 7/8

$99.97

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Filters 20x20x1 11, MPR 1000 Air Filter (4 Pack) - Actual Size 19.75"x19.75"x...
Filters 20x20x1 11, MPR 1000 Air Filter (4 Pack) - Actual Size 19.75"x19.75"x...

$48.48

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Filtrete 20x20x1 AC Furnace Air Filter, 6-Pack (Actual Size19.69x19.69x0.81 in)
Filtrete 20x20x1 AC Furnace Air Filter, 6-Pack (Actual Size19.69x19.69x0.81 in)

$60.99

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20x20x1 11 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19...
20x20x1 11 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19...

$66.00

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20x20x1 8 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size: 19 ...
20x20x1 8 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size: 19 ...

$45.19

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12 PACK -  MANY SIZES -  True Blue  Spun Fiberglass Furnace Filter
12 PACK - MANY SIZES - True Blue Spun Fiberglass Furnace Filter

$57.39

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(2 pk)AAF Flanders Nested FiberGlass MERV 1 Air Filter,size 20"x 20"x1. 4 Filter
(2 pk)AAF Flanders Nested FiberGlass MERV 1 Air Filter,size 20"x 20"x1. 4 Filter

$21.65

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Filter King 20x20x1 Air Filter 4-PACK MERV 13 Actual Size 19.5 x 19.5 x .75"
Filter King 20x20x1 Air Filter 4-PACK MERV 13 Actual Size 19.5 x 19.5 x .75"

$37.20

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Filter King 20x20x1 Air Filter 4-PACK MERV 8 Actual Size 19.5 x 19.5 x .75"
Filter King 20x20x1 Air Filter 4-PACK MERV 8 Actual Size 19.5 x 19.5 x .75"

$31.95

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Aerostar 20X20X1 MERV 8 Pleated Air Filter, AC Furnace Air Filter,(Actual Size:
Aerostar 20X20X1 MERV 8 Pleated Air Filter, AC Furnace Air Filter,(Actual Size:

$57.38

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Life Air Filters Electrostatic Washable HEPA Filter Custom Sizes, Made in USA
Life Air Filters Electrostatic Washable HEPA Filter Custom Sizes, Made in USA

$49.80

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20x20x1, Pleated Air Filters, (ALL SIZES) for HVAC AC Furnace (MERV 10) 6 PACK
20x20x1, Pleated Air Filters, (ALL SIZES) for HVAC AC Furnace (MERV 10) 6 PACK

$30.00

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AIR FILTER WASHABLE PERMANENT FOAM HOME FURNACE AC CUSTOM & STANDARD SIZES HERE
AIR FILTER WASHABLE PERMANENT FOAM HOME FURNACE AC CUSTOM & STANDARD SIZES HERE

$49.99

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FiltersFast 20x20x1 Merv 13 Air Filters (19.75x19.75x.75 Actual Size) 6-Pack
FiltersFast 20x20x1 Merv 13 Air Filters (19.75x19.75x.75 Actual Size) 6-Pack

$82.99

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20X20X1 MERV 8 Pleated Air Filter, AC Furnace Air Filter,(Actual Size: 19 3/4" X
20X20X1 MERV 8 Pleated Air Filter, AC Furnace Air Filter,(Actual Size: 19 3/4" X

$53.99

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True Blue EZ Flow Spun Fiberglass Furnace Filters, Case of 12, All Sizes
True Blue EZ Flow Spun Fiberglass Furnace Filters, Case of 12, All Sizes

$51.59

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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

$71.29

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20x20x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size...
20x20x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size...

$45.86

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20x20x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size...
20x20x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size...

$45.19

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20x20x1 13 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size: 19...
20x20x1 13 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size: 19...

$63.05

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12 PACK -Many Sizes- Best Air  Pleated Air Filters MERV 8
12 PACK -Many Sizes- Best Air Pleated Air Filters MERV 8

$88.27

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(6) Orange/White Polyester Filter Pads 1" Poly MERV 8 Tackified CHOOSE SIZE
(6) Orange/White Polyester Filter Pads 1" Poly MERV 8 Tackified CHOOSE SIZE

$51.88

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20x20x1 11 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19...
20x20x1 11 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19...

$66.00

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(12) Orange / White MERV 8 Polyester Air Filter Pads Tackified CHOOSE SIZE
(12) Orange / White MERV 8 Polyester Air Filter Pads Tackified CHOOSE SIZE

$68.88

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20x20x1 11 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19...
20x20x1 11 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19...

$66.00

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(6) Blue/White Polyester Filter Pads 1" Poly CHOOSE SIZE
(6) Blue/White Polyester Filter Pads 1" Poly CHOOSE SIZE

$47.88

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Simply Filters 20X20X1 MERV 13, MPR 1500 Air Filter (6 Pack) - Actual Size: 19.
Simply Filters 20X20X1 MERV 13, MPR 1500 Air Filter (6 Pack) - Actual Size: 19.

$80.90

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WASHABLE PERMANENT HOME FURNACE AC AIR FILTER ALL SIZES & CUSTOM 15000 FEEDBACKS
WASHABLE PERMANENT HOME FURNACE AC AIR FILTER ALL SIZES & CUSTOM 15000 FEEDBACKS

$49.99

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20x20x1 MERV 8 Pleated Air Filter,Air Filter,4 Pack (Size: 19 3/4"x19 3/4"x3/4")
20x20x1 MERV 8 Pleated Air Filter,Air Filter,4 Pack (Size: 19 3/4"x19 3/4"x3/4")

$38.11

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4 Pack MERV 12 Pleated HVAC Air Filters 20X20X1 Size Improve Indoor Air Quality
4 Pack MERV 12 Pleated HVAC Air Filters 20X20X1 Size Improve Indoor Air Quality

$71.83

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(6) Orange/White Polyester Filter Pads 1" Poly MERV8 Tackified - CHOOSE SIZE
(6) Orange/White Polyester Filter Pads 1" Poly MERV8 Tackified - CHOOSE SIZE

$49.80

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(12) Blue / White Polyester Filter Media Pads with Frame - Choose Size
(12) Blue / White Polyester Filter Media Pads with Frame - Choose Size

$103.88

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Filters 20x20x1 MERV 8, MPR 600, Air Filter (6 Pack) - Actual Size: 19.75"x19.75
Filters 20x20x1 MERV 8, MPR 600, Air Filter (6 Pack) - Actual Size: 19.75"x19.75

$41.00

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A+2000 Washable Air Filter Electrostatic MERV8 Lifetime Furnace HVAC Choose Size
A+2000 Washable Air Filter Electrostatic MERV8 Lifetime Furnace HVAC Choose Size

$102.95

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Filters 20x20x1 8, MPR 600, Air Filter (6 Pack) - Actual Size: 19.75"x19.75"x...
Filters 20x20x1 8, MPR 600, Air Filter (6 Pack) - Actual Size: 19.75"x19.75"x...

$57.21

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20x20x1 13 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size: 19...
20x20x1 13 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size: 19...

$63.05

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20x20x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter,(Actual Size: 19 3/4 x
20x20x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter,(Actual Size: 19 3/4 x

$59.64

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Filters 20x20x1 MERV 8, MPR 600, Air Filter (6 Pack) - Actual Size: 19.75"x19...
Filters 20x20x1 MERV 8, MPR 600, Air Filter (6 Pack) - Actual Size: 19.75"x19...

$58.35

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(3 Pack) Blue / White Polyester Air Filter Pads - CHOOSE SIZE
(3 Pack) Blue / White Polyester Air Filter Pads - CHOOSE SIZE

$30.15

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20X20X1 MERV 8 Pleated Air Filter, AC Furnace Air Filter,(Actual Size: 19 3/4" X
20X20X1 MERV 8 Pleated Air Filter, AC Furnace Air Filter,(Actual Size: 19 3/4" X

$54.27

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(12 Pack) Blue / White Polyester Air Filter Pads - CHOOSE SIZE
(12 Pack) Blue / White Polyester Air Filter Pads - CHOOSE SIZE

$61.95

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20x20x1 13 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19...
20x20x1 13 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19...

$86.79

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(12 Pack) Blue / White Polyester Air Filter Pads CHOOSE SIZE
(12 Pack) Blue / White Polyester Air Filter Pads CHOOSE SIZE

$61.88

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20x20x1 air filter washable selling because i bought wrong size , paid 60.00
20x20x1 air filter washable selling because i bought wrong size , paid 60.00

$35.00

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20x20x1 8 Pleated Air Filter, AC Furnace Air Filter,(Actual Size: 19 3/4" x 1...
20x20x1 8 Pleated Air Filter, AC Furnace Air Filter,(Actual Size: 19 3/4" x 1...

$58.47

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20x20x1 8 Pleated Air Filter, AC Furnace Air Filter,(Actual Size: 19 3/4" x 1...
20x20x1 8 Pleated Air Filter, AC Furnace Air Filter,(Actual Size: 19 3/4" x 1...

$58.47

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A+2000 Washable Air Filter Electrostatic MERV 8 Lifetime Furnace HVAC Choose Sz
A+2000 Washable Air Filter Electrostatic MERV 8 Lifetime Furnace HVAC Choose Sz

$99.88

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Filters 20x20x1 13, MPR 1500 Air Filter (6 Pack) Actual Size: 19.75"x19.75"x0...
Filters 20x20x1 13, MPR 1500 Air Filter (6 Pack) Actual Size: 19.75"x19.75"x0...

$80.48

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20x20x1 13 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19...
20x20x1 13 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19...

$86.79

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4 MEDIUM SIZE ACCUMULAIR GOLD MERV 8 HOME FURNACE AIR FILTERS PLEATED ALLERGEN
4 MEDIUM SIZE ACCUMULAIR GOLD MERV 8 HOME FURNACE AIR FILTERS PLEATED ALLERGEN

$45.28

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20x20x1 8 Pleated Air Filter, AC Furnace Air Filter,(Actual Size: 19 3/4" x 1...
20x20x1 8 Pleated Air Filter, AC Furnace Air Filter,(Actual Size: 19 3/4" x 1...

$58.47

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20x20x1 13 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19...
20x20x1 13 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19...

$86.79

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Simply Filters 20x20x1 MERV 8 MPR 600 Air Filter 6 Pack - Actual Size 19.75"x...
Simply Filters 20x20x1 MERV 8 MPR 600 Air Filter 6 Pack - Actual Size 19.75"x...

$56.92

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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

$88.32

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(12) Green / White MERV 8 Polyester Air Filter Pads CHOOSE SIZE
(12) Green / White MERV 8 Polyester Air Filter Pads CHOOSE SIZE

$64.88

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20x20x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Mo
20x20x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Mo

$65.50

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Filters 20x20x1 13, MPR 1500 Air Filter (6 Pack) Actual Size: 19.75"x19.75"x0...
Filters 20x20x1 13, MPR 1500 Air Filter (6 Pack) Actual Size: 19.75"x19.75"x0...

$80.48

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Filters 20x20x1 8, MPR 600, Air Filter (6 Pack) - Actual Size: 19.75"x19.75"x...
Filters 20x20x1 8, MPR 600, Air Filter (6 Pack) - Actual Size: 19.75"x19.75"x...

$57.21

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(4 Pack) Blue / White Polyester Air Filter Pads - CHOOSE SIZE
(4 Pack) Blue / White Polyester Air Filter Pads - CHOOSE SIZE

$32.10

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Filters 20x20x1 13, MPR 1500 Air Filter (6 Pack) Actual Size: 19.75"x19.75"x0...
Filters 20x20x1 13, MPR 1500 Air Filter (6 Pack) Actual Size: 19.75"x19.75"x0...

$80.48

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Simply Filters 20x20x1 MERV 13, MPR 1500 Air Filter (6 Pack) Actual Size: 19....
Simply Filters 20x20x1 MERV 13, MPR 1500 Air Filter (6 Pack) Actual Size: 19....

$82.53

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(6 Pack) Blue / White Polyester Air Filter Pads - CHOOSE SIZE
(6 Pack) Blue / White Polyester Air Filter Pads - CHOOSE SIZE

$48.30

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(6) Green/White Polyester Filter Pads 1" Poly CHOOSE SIZE
(6) Green/White Polyester Filter Pads 1" Poly CHOOSE SIZE

$49.88

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(12) Green / White Filter Media Pads with Frame - Choose Size
(12) Green / White Filter Media Pads with Frame - Choose Size

$117.88

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Filters 20x20x1 8, MPR 600, Air Filter (6 Pack) - Actual Size: 19.75"x19.75"x...
Filters 20x20x1 8, MPR 600, Air Filter (6 Pack) - Actual Size: 19.75"x19.75"x...

$57.21

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WASHABLE, PERMANENT and  REUSABLE FURNACE AC AIR FILTER! in All SIZES
WASHABLE, PERMANENT and REUSABLE FURNACE AC AIR FILTER! in All SIZES

$88.37

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HOME AIR FILTER WASHABLE PERMANENT REUSABLE FURNACE AC ALL SIZES - THE BEST
HOME AIR FILTER WASHABLE PERMANENT REUSABLE FURNACE AC ALL SIZES - THE BEST

$88.32

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Simply Filters 20x20x1 MERV 13, MPR 1500 Air Filter (6 Pack) - Actual Size: 1...
Simply Filters 20x20x1 MERV 13, MPR 1500 Air Filter (6 Pack) - Actual Size: 1...

$86.12

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(12) Orange/White Polyester Filter Pads 1" Poly MERV8 Tackified - CHOOSE SIZE
(12) Orange/White Polyester Filter Pads 1" Poly MERV8 Tackified - CHOOSE SIZE

$72.95

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3M Filtrete Ultra Allergen Purple Pleated Air Filter MPR 1500, 4 Pack ALL SIZES
3M Filtrete Ultra Allergen Purple Pleated Air Filter MPR 1500, 4 Pack ALL SIZES

$99.99

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Ultimate Filter- Permanent, Washable  and  Reusable Furnace AC in All SIZES Save
Ultimate Filter- Permanent, Washable and Reusable Furnace AC in All SIZES Save

$88.90

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4 TITANIUM ACCUMULAIR HOME AIR FILTERS SUPER LONG LIFE ALLERGY DUST REDUCING
4 TITANIUM ACCUMULAIR HOME AIR FILTERS SUPER LONG LIFE ALLERGY DUST REDUCING

$86.87

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Pleated Air Filter, AC Furnace Air Filter,Actual Size: 19 3/4" x 19 3/4" x 3/...
Pleated Air Filter, AC Furnace Air Filter,Actual Size: 19 3/4" x 19 3/4" x 3/...

$71.79

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The ULTIMATE Washable Permanent Home Furnace AC Air Filter ALL SIZES  Reusable!
The ULTIMATE Washable Permanent Home Furnace AC Air Filter ALL SIZES Reusable!

$78.66

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Simply Filters 20x20x1 MERV 8, MPR 600, Air Filter (6 Pack) - Actual Size: 19...
Simply Filters 20x20x1 MERV 8, MPR 600, Air Filter (6 Pack) - Actual Size: 19...

$49.58

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(6 PACK) Green / White Polyester Air Filter Pads - CHOOSE SIZE
(6 PACK) Green / White Polyester Air Filter Pads - CHOOSE SIZE

$59.30

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(24 pk) Orange/White Polyester Filter Pads 1" Poly MERV 8 Tackified CHOOSE SIZE
(24 pk) Orange/White Polyester Filter Pads 1" Poly MERV 8 Tackified CHOOSE SIZE

$150.00

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(12 PACK) Green / White Polyester Air Filter Pads - CHOOSE SIZE
(12 PACK) Green / White Polyester Air Filter Pads - CHOOSE SIZE

$75.00

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AAF Flanders Nested Glass EZ-Green Furnace, AC and HVAC Filters (24 Filters)
AAF Flanders Nested Glass EZ-Green Furnace, AC and HVAC Filters (24 Filters)

$143.99

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AAF Flanders PREpleat MERV 11 Furnace, AC and HVAC Filters (12 Filters)
AAF Flanders PREpleat MERV 11 Furnace, AC and HVAC Filters (12 Filters)

$169.99

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NEW Flanders Air Filter  Model: 11255.01121,    size: 11 5/8 x 11 5/8 x 3/4 inch
NEW Flanders Air Filter Model: 11255.01121, size: 11 5/8 x 11 5/8 x 3/4 inch

$40.00

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Filter King 20x20x1 Air Filter 6-PACK MERV 8 Actual Size 19.5 x 19.5 x .75"
Filter King 20x20x1 Air Filter 6-PACK MERV 8 Actual Size 19.5 x 19.5 x .75"

$38.35

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Filter King 20x20x1 Air Filter 12-PACK MERV 8 Actual Size 19.5 x 19.5 x .75"
Filter King 20x20x1 Air Filter 12-PACK MERV 8 Actual Size 19.5 x 19.5 x .75"

$65.01

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Filter King 20x20x1 Air Filter 12-PACK MERV 13 Actual Size 19.5 x 19.5 x .75"
Filter King 20x20x1 Air Filter 12-PACK MERV 13 Actual Size 19.5 x 19.5 x .75"

$99.99

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Filter King 20x20x1 Air Filter 6-PACK MERV 13 Actual Size 19.5 x 19.5 x .75"
Filter King 20x20x1 Air Filter 6-PACK MERV 13 Actual Size 19.5 x 19.5 x .75"

$53.90

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Filter King 20x20x1 Air Filter 6-PACK MERV 13 Actual Size 19.5 x 19.5 x .75"
Filter King 20x20x1 Air Filter 6-PACK MERV 13 Actual Size 19.5 x 19.5 x .75"

$56.90

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Nordic Pure 20x20x1 MERV 7 Plus Carbon AC Furnace Air Filters, Qty 6
Nordic Pure 20x20x1 MERV 7 Plus Carbon AC Furnace Air Filters, Qty 6

$110.31

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Filtrete 4 pk. Ultra Allergen 2X Bacteria & Virus Filter (1600 MPR)  Choose Size
Filtrete 4 pk. Ultra Allergen 2X Bacteria & Virus Filter (1600 MPR) Choose Size

$58.88

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Simply filters Assorted Size MERV 8 Replacement Furnace HVAC Air Filter, 6 Pack
Simply filters Assorted Size MERV 8 Replacement Furnace HVAC Air Filter, 6 Pack

$61.27

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3M 2500 Series Filtrete Filter 4-pack Select size 90 DAYS OF EFFECTIVE CLEAR AIR
3M 2500 Series Filtrete Filter 4-pack Select size 90 DAYS OF EFFECTIVE CLEAR AIR

$99.88

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20X20X1 MERV 8 Pleated Air Filter, AC Furnace Air Filter,(Actual Size: 19 3/4" X
20X20X1 MERV 8 Pleated Air Filter, AC Furnace Air Filter,(Actual Size: 19 3/4" X

$65.99

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Simply Filters 20x20x1 MERV 8 MPR 600 Air Filter 6 Pack - Actual Size 19.75"x...
Simply Filters 20x20x1 MERV 8 MPR 600 Air Filter 6 Pack - Actual Size 19.75"x...

$56.92

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Simply Filters 20x20x1 MERV 8 MPR 600 Air Filter 6 Pack - Actual Size 19.75"x...
Simply Filters 20x20x1 MERV 8 MPR 600 Air Filter 6 Pack - Actual Size 19.75"x...

$56.92

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

$88.37

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Aerostar 20x20x1 MERV 11 Pleated Air Filter, Made in the 20x20x1, 11
Aerostar 20x20x1 MERV 11 Pleated Air Filter, Made in the 20x20x1, 11

$66.81

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4 TITANIUM ACCUMULAIR HOME PLEATED AIR FILTERS LONG LIFE ALLERGY DUST REDUCING
4 TITANIUM ACCUMULAIR HOME PLEATED AIR FILTERS LONG LIFE ALLERGY DUST REDUCING

$86.87

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4 TITANIUM ACCUMULAIR HOME PLEATED AIR FILTERS LONG LIFE ALLERGY DUST POLLEN
4 TITANIUM ACCUMULAIR HOME PLEATED AIR FILTERS LONG LIFE ALLERGY DUST POLLEN

$86.87

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