standard-rectangular-duct-sizes-inches

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Rectangular Aluminum Flexible Duct 2022302159 FLEX DUCT 4" x 14" x 8' Heating AC
Rectangular Aluminum Flexible Duct 2022302159 FLEX DUCT 4" x 14" x 8' Heating AC

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Everbilt 7 in. x 8 ft. Semi-Rigid Flexible Aluminum Duct
Everbilt 7 in. x 8 ft. Semi-Rigid Flexible Aluminum Duct

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3.25 In. X 14 In. X 5 Ft. Half Section Rectangular Stack Duct
3.25 In. X 14 In. X 5 Ft. Half Section Rectangular Stack Duct

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16 In. X 8 In. X 4 Ft. Half Section Rectangular Duct
16 In. X 8 In. X 4 Ft. Half Section Rectangular Duct

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3.25 In. X 14 In. X 3 Ft. Half Section Rectangular Stack Duct
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2.25 In. X 12 In. X 2 Ft. Half Section Rectangular Stack Duct
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3.25 In. X 14 In. X 5 Ft. Half Section Rectangular Stack Duct
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Flexible 10-Inch Four-Layer Aluminium Ducting, 25-Feet Long, Ventilation Exhaust
Flexible 10-Inch Four-Layer Aluminium Ducting, 25-Feet Long, Ventilation Exhaust

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3.25 In. X 10 In. X 3 Ft. Half Section Rectangular Stack Duct
3.25 In. X 10 In. X 3 Ft. Half Section Rectangular Stack Duct

$19.07

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Flexible 10-Inch Four-Layer Aluminium Ducting, 8-Feet Long, Ventilation Exhaust
Flexible 10-Inch Four-Layer Aluminium Ducting, 8-Feet Long, Ventilation Exhaust

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3.25 In. X 14 In. X 5 Ft. Half Section Rectangular Stack Duct
3.25 In. X 14 In. X 5 Ft. Half Section Rectangular Stack Duct

$22.04

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3.25 In. X 10 In. X 3 Ft. Half Section Rectangular Stack Duct
3.25 In. X 10 In. X 3 Ft. Half Section Rectangular Stack Duct

$18.95

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Everbilt Semi-Rigid Aluminum Duct 3" x 8 ft. 1005 465 953
Everbilt Semi-Rigid Aluminum Duct 3" x 8 ft. 1005 465 953

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Everbilt Heavy-Duty Duct Aluminum Semi-Rigid 4" x 8' 604774
Everbilt Heavy-Duty Duct Aluminum Semi-Rigid 4" x 8' 604774

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Everbilt Semi-Rigid Flexible Duct Aluminum 6" x 8 ft. 606 639
Everbilt Semi-Rigid Flexible Duct Aluminum 6" x 8 ft. 606 639

$15.69

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Everbilt 7 in. x 8 ft. Semi Rigid Duct HP Expand Duct
Everbilt 7 in. x 8 ft. Semi Rigid Duct HP Expand Duct

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3.25 In. X 10 In. X 3 Ft. Half Section Rectangular Stack Duct
3.25 In. X 10 In. X 3 Ft. Half Section Rectangular Stack Duct

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Dundas Jafine 3"X8' Aluminium  SEMI -RIGID Duct- IDEAL FOR BATH/ KITCHEN VENTING
Dundas Jafine 3"X8' Aluminium SEMI -RIGID Duct- IDEAL FOR BATH/ KITCHEN VENTING

$16.95

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Flexible 12-Inch Four-Layer Aluminium Ducting, 8-Feet Long, Ventilation Exhaust
Flexible 12-Inch Four-Layer Aluminium Ducting, 8-Feet Long, Ventilation Exhaust

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Everbilt Aluminum Duct 4 in x 6 ft Heavy Duty with Collars
Everbilt Aluminum Duct 4 in x 6 ft Heavy Duty with Collars

$14.01

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3.25 In. X 10 In. X 3 Ft. Half Section Rectangular Stack Duct
3.25 In. X 10 In. X 3 Ft. Half Section Rectangular Stack Duct

$20.17

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3.25 In. X 14 In. X 3 Ft. Half Section Rectangular Stack Duct
3.25 In. X 14 In. X 3 Ft. Half Section Rectangular Stack Duct

$16.69

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3.25 In. X 10 In. X 5 Ft. Half Section Rectangular Stack Duct
3.25 In. X 10 In. X 5 Ft. Half Section Rectangular Stack Duct

$20.79

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24 In. X 8 In. X 4 Ft. Half Section Rectangular Duct
24 In. X 8 In. X 4 Ft. Half Section Rectangular Duct

$101.34

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Flexible 10-Inch Four-Layer Aluminium Ducting, 8-Feet Long, Ventilation Exhaust
Flexible 10-Inch Four-Layer Aluminium Ducting, 8-Feet Long, Ventilation Exhaust

$25.00

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16 In. X 8 In. X 4 Ft. Half Section Rectangular Duct
16 In. X 8 In. X 4 Ft. Half Section Rectangular Duct

$39.16

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3.25 In. X 14 In. X 3 Ft. Half Section Rectangular Stack Duct, FREE SHIPPING
3.25 In. X 14 In. X 3 Ft. Half Section Rectangular Stack Duct, FREE SHIPPING

$15.99

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12 in.x 8 in.x 4 ft.Half Section Rectangular Duct
12 in.x 8 in.x 4 ft.Half Section Rectangular Duct

$36.27

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Everbilt 4in x 8ft Heavy Duty Aluminum Duct with Collar
Everbilt 4in x 8ft Heavy Duty Aluminum Duct with Collar

$23.00

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Everbilt 4 in. X 8 Ft. Heavy-Duty Semi-Rigid Aluminum Duct
Everbilt 4 in. X 8 Ft. Heavy-Duty Semi-Rigid Aluminum Duct

$32.00

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Compact 10'' L x 4'' Dia Galvanized Transition Duct for Rust-Resistant Solutions
Compact 10'' L x 4'' Dia Galvanized Transition Duct for Rust-Resistant Solutions

$79.99

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Floor Duct, 4" Width, 6' Length, Black
Floor Duct, 4" Width, 6' Length, Black

$78.77

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6 In. X 8 Ft. Semi-Rigid Flexible Aluminum Duct
6 In. X 8 Ft. Semi-Rigid Flexible Aluminum Duct

$26.79

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3.25 In. X 14 In. X 3 Ft. Half Section Rectangular Stack Duct
3.25 In. X 14 In. X 3 Ft. Half Section Rectangular Stack Duct

$16.99

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5" Inch Round Straight Plastic Ventilation Duct - 12" Inch Long Rigid Ducting...
5" Inch Round Straight Plastic Ventilation Duct - 12" Inch Long Rigid Ducting...

$27.78

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Silver Ducting Black-inside Ducting 10 in x 25 ft
Silver Ducting Black-inside Ducting 10 in x 25 ft

$9.99

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Zoro Select 60584 Noninsulated Flexible Duct,Aluminum
Zoro Select 60584 Noninsulated Flexible Duct,Aluminum

$29.41

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Flexible 12-Inch Four-Layer Aluminium Ducting, 25-Feet Long, Ventilation Exhaust
Flexible 12-Inch Four-Layer Aluminium Ducting, 25-Feet Long, Ventilation Exhaust

$57.99

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8"x25ft FLEXIBLE VENTILATION DUCT
8"x25ft FLEXIBLE VENTILATION DUCT

$199.99

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24 In. X 8 In. X 4 Ft. Half Section Rectangular Duct
24 In. X 8 In. X 4 Ft. Half Section Rectangular Duct

$101.34

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5" Inch Round Straight Plastic Ventilation Duct - 12" Inch Long Rigid Ducting...
5" Inch Round Straight Plastic Ventilation Duct - 12" Inch Long Rigid Ducting...

$28.14

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Everbilt 4 in. x 8 ft. Heavy-Duty Semi-Rigid Aluminum Duct 604774
Everbilt 4 in. x 8 ft. Heavy-Duty Semi-Rigid Aluminum Duct 604774

$16.95

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24 In. X 8 In. X 4 Ft. Half Section Rectangular Duct
24 In. X 8 In. X 4 Ft. Half Section Rectangular Duct

$103.71

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8x12x48 Galvanized Steel Square HVAC Duct
8x12x48 Galvanized Steel Square HVAC Duct

$40.00

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6" Inch Round Straight Plastic Ventilation Duct - 12" Inch Long Rigid Ducting...
6" Inch Round Straight Plastic Ventilation Duct - 12" Inch Long Rigid Ducting...

$34.93

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DEFLECTO A068/4 Semi-Rigid Flexible Aluminum Duct (6" dia x 8ft)
DEFLECTO A068/4 Semi-Rigid Flexible Aluminum Duct (6" dia x 8ft)

$23.99

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10" Round Spiral Air Duct,5 ft Long, GA 26 Galvanized Steel, Rigid Straight Duct
10" Round Spiral Air Duct,5 ft Long, GA 26 Galvanized Steel, Rigid Straight Duct

$62.70

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12 in. x 8 in. x 4 ft. Half Section Rectangular Duct
12 in. x 8 in. x 4 ft. Half Section Rectangular Duct

$33.93

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6 Inch Duct Easy-to-Install 8-Feet Air Duct with 2 Clamps–4 Layer PVC and
6 Inch Duct Easy-to-Install 8-Feet Air Duct with 2 Clamps–4 Layer PVC and

$19.89

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Flexible Aluminum Ducting, 4-Inch Diameter, 25-Ft for HVAC and Exhaust Needs
Flexible Aluminum Ducting, 4-Inch Diameter, 25-Ft for HVAC and Exhaust Needs

$43.99

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6 Inch Duct -16 FT White PVC and Aluminum Ducting for Heating Cooling Ventilatio
6 Inch Duct -16 FT White PVC and Aluminum Ducting for Heating Cooling Ventilatio

$28.56

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4 in. x 2 ft. Semi-Rigid Duct with Collars
4 in. x 2 ft. Semi-Rigid Duct with Collars

$16.92

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24 in. x 8 in. x 4 ft. Half Section Rectangular Duct
24 in. x 8 in. x 4 ft. Half Section Rectangular Duct

$41.81

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16 in. x 8 in. x 4 ft. Half Section Rectangular Duct
16 in. x 8 in. x 4 ft. Half Section Rectangular Duct

$39.47

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 6 Inch Duct -16 FT PVC and Aluminum Ducting for Heating 6in x 16FT White
6 Inch Duct -16 FT PVC and Aluminum Ducting for Heating 6in x 16FT White

$34.16

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4 In. X 8 Ft. Semi-Rigid HP Expand Duct
4 In. X 8 Ft. Semi-Rigid HP Expand Duct

$24.07

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6 in. x 8 ft. Semi Rigid HP Expand Duct
6 in. x 8 ft. Semi Rigid HP Expand Duct

$22.42

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GALVANIZED STEEL FLOW DUCT 9X8X6 HEIGHT 15" WIDTH 15" DIAMTER 9"
GALVANIZED STEEL FLOW DUCT 9X8X6 HEIGHT 15" WIDTH 15" DIAMTER 9"

$20.00

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Versatile 8-Inch Aluminum Ducting - 25 Feet of Flexible Ventilation Power
Versatile 8-Inch Aluminum Ducting - 25 Feet of Flexible Ventilation Power

$70.27

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12" X 25' Feet Of Duct
12" X 25' Feet Of Duct

$39.99

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4-LAYERED DUCT TUBING 4” Dia, 8-ft Long  Four-Layer Protection Build.
4-LAYERED DUCT TUBING 4” Dia, 8-ft Long Four-Layer Protection Build.

$21.64

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Deflecto Semi-rigid Flexible Aluminum Duct (6 Dia X 8ft)
Deflecto Semi-rigid Flexible Aluminum Duct (6 Dia X 8ft)

$30.00

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High-Efficiency 6 Inch Flexible Insulated Duct for Ventilation & HVAC Solutions
High-Efficiency 6 Inch Flexible Insulated Duct for Ventilation & HVAC Solutions

$94.82

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6 Inch Ducting Insulated 14 FT Air Duct with 2 Clamps – 4 Layer PVC and Al
6 Inch Ducting Insulated 14 FT Air Duct with 2 Clamps – 4 Layer PVC and Al

$26.89

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Everbilt MFX48ULXHD12 4 in. x 8 ft. Heavy-Duty Semi-Rigid Aluminum Duct
Everbilt MFX48ULXHD12 4 in. x 8 ft. Heavy-Duty Semi-Rigid Aluminum Duct

$15.90

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25-Foot 10-Inch Aluminum Duct - Flexible, Tear-Resistant for Ventilation Systems
25-Foot 10-Inch Aluminum Duct - Flexible, Tear-Resistant for Ventilation Systems

$91.99

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Everbilt 3 in. x 8 ft. Semi-Rigid Aluminum Duct-Box of 10
Everbilt 3 in. x 8 ft. Semi-Rigid Aluminum Duct-Box of 10

$67.99

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Duct Tube
Duct Tube

$11.35

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12“x 25 ft Flexible Aluminum Air Ducting for HVAC Ventilation with Two Clamps
12“x 25 ft Flexible Aluminum Air Ducting for HVAC Ventilation with Two Clamps

$49.99

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4 in. x 2 ft. Semi-Rigid Aluminum Duct with Collars UPC 060672310265
4 in. x 2 ft. Semi-Rigid Aluminum Duct with Collars UPC 060672310265

$9.99

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6" Inch Round Straight Plastic Ventilation Duct - 20" Inch Long Rigid Ducting...
6" Inch Round Straight Plastic Ventilation Duct - 20" Inch Long Rigid Ducting...

$45.48

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6 Inch Ducting Insulated 14 FT Air Duct with 2 Clamps – 4 Layer PVC and Alumi...
6 Inch Ducting Insulated 14 FT Air Duct with 2 Clamps – 4 Layer PVC and Alumi...

$29.60

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Everbilt 6"  x 25', Flexible Aluminum Ventilation Coil Duct-NEW
Everbilt 6" x 25', Flexible Aluminum Ventilation Coil Duct-NEW

$24.95

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 6 inch Air Duct - 16 FT Long Flexible Ducting HVAC Ventilation 6 x 16 FT Black
6 inch Air Duct - 16 FT Long Flexible Ducting HVAC Ventilation 6 x 16 FT Black

$37.93

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20” Ducting, 25’ Sections
20” Ducting, 25’ Sections

$250.00

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4" Inch Round Straight Plastic Ventilation Duct - 12" Inch Long Rigid Ducting...
4" Inch Round Straight Plastic Ventilation Duct - 12" Inch Long Rigid Ducting...

$28.38

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6" 25ft Aluminum Duct
6" 25ft Aluminum Duct

$15.99

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3.25 In. X 10 In. X 3 Ft. Half Section Rectangular Stack Duct
3.25 In. X 10 In. X 3 Ft. Half Section Rectangular Stack Duct

$20.79

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10 in. I.D. x 25 ft. HVAC Ventilation-Flexible Duct
10 in. I.D. x 25 ft. HVAC Ventilation-Flexible Duct

$53.54

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8"X 15' DUCTING
8"X 15' DUCTING

$186.00

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3 in. X 8 Ft. Semi-Rigid Aluminum Duct
3 in. X 8 Ft. Semi-Rigid Aluminum Duct

$26.36

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Duct Vents Round Duct Vents Well Insulated Efficient Ventilation Longevity
Duct Vents Round Duct Vents Well Insulated Efficient Ventilation Longevity

$13.70

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Heavy-Duty 8-Inch Aluminum Ducting - Thermoplastic Compatible - 25 Feet Long
Heavy-Duty 8-Inch Aluminum Ducting - Thermoplastic Compatible - 25 Feet Long

$73.99

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Easy-to-Install 6 Inch Duct - 8ft Length, 4 Layer PVC & Aluminum Construction
Easy-to-Install 6 Inch Duct - 8ft Length, 4 Layer PVC & Aluminum Construction

$27.99

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Non-Insulated Air Duct, 6" - 25'
Non-Insulated Air Duct, 6" - 25'

$29.95

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6" Diameter Galvanized Round Transition Duct for Efficient Ventilation Systems
6" Diameter Galvanized Round Transition Duct for Efficient Ventilation Systems

$63.19

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WHOLE HOUSE DUCT TRUNK LINE 14"X20"X143' WITH (2) PLENUMS 14X20X36 AND 14X31X36
WHOLE HOUSE DUCT TRUNK LINE 14"X20"X143' WITH (2) PLENUMS 14X20X36 AND 14X31X36

$3588.00

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6 In. X 8 Ft. Semi Rigid HP Expand Duct
6 In. X 8 Ft. Semi Rigid HP Expand Duct

$64.57

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 6 Inch Duct -16 FT PVC and Aluminum Ducting for Heating 6in x 16FT White
6 Inch Duct -16 FT PVC and Aluminum Ducting for Heating 6in x 16FT White

$33.73

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36" Dia. Galvanized Spiral Round Duct 6' Long with Flanges
36" Dia. Galvanized Spiral Round Duct 6' Long with Flanges

$500.00

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Everbilt 3 in. x 8 ft. Semi-Rigid HP Expand Duct
Everbilt 3 in. x 8 ft. Semi-Rigid HP Expand Duct

$10.69

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5" Inch Round Straight Plastic Ventilation Duct - 12" Inch Long Rigid Ducting...
5" Inch Round Straight Plastic Ventilation Duct - 12" Inch Long Rigid Ducting...

$30.38

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Flexible 12-Inch Aluminium Ducting, 25-Feet Long, Ventilation Exhaust
Flexible 12-Inch Aluminium Ducting, 25-Feet Long, Ventilation Exhaust

$35.00

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7 In. X 8 Ft. Semi-Rigid Flexible Aluminum Duct
7 In. X 8 Ft. Semi-Rigid Flexible Aluminum Duct

$16.24

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5" Inch Round Straight Plastic Ventilation Duct - 12" Inch Long Rigid Ducting...
5" Inch Round Straight Plastic Ventilation Duct - 12" Inch Long Rigid Ducting...

$29.53

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HVAC Premium Brand Aluminum Flexible Air Duct 25’ Feet Long 10" Inch Diameter
HVAC Premium Brand Aluminum Flexible Air Duct 25’ Feet Long 10" Inch Diameter

$39.00

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Everbilt 7 in. x 8 ft. Semi-Rigid Flexible Aluminum Duct NEW
Everbilt 7 in. x 8 ft. Semi-Rigid Flexible Aluminum Duct NEW

$14.99

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7 in. x 8 ft. Semi-Rigid Flexible Aluminum Duct
7 in. x 8 ft. Semi-Rigid Flexible Aluminum Duct

$37.03

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4 in. x 25 ft. Aluminum Semi-Rigid Duct - Pack of 6
4 in. x 25 ft. Aluminum Semi-Rigid Duct - Pack of 6

$179.87

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25-Fee... Flexible 12-Inch Aluminum Ducting  Heavy-Duty Four-Layer Protection
25-Fee... Flexible 12-Inch Aluminum Ducting Heavy-Duty Four-Layer Protection

$74.38

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