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$274.30

$304.78

14" Insulated Aluminum Flexible HVAC Duct R-8.0 - 25' Length - HVAC Premium

HVAC Premium

10% off

$274.30

$304.78

14" Insulated Aluminum Flexible HVAC Duct R-8.0 - 25' Length - HVAC Premium

HVAC Premium

$73.07

$81.19

6" Insulated Aluminum Flexible HVAC Duct R-4.2 - 25' Length - HVAC Premium

HVAC Premium

10% off

$73.07

$81.19

6" Insulated Aluminum Flexible HVAC Duct R-4.2 - 25' Length - HVAC Premium

HVAC Premium

$2,091.85

Qmark Bsdhfx20 20" Diameter Flexible Duct (25 Feet)

Gordon Electric Supply

$2,091.85

Qmark Bsdhfx20 20" Diameter Flexible Duct (25 Feet)

Gordon Electric Supply

$41.55

$46.17

2 Pack 3" Round X 24" Long (Total 4 Feet) - 30-Gauge Duct Pipe - Snap Lock Dryer Vent Pipe Compatible With 3" Duct - HVAC Premium

HVAC Premium

10% off

$41.55

$46.17

2 Pack 3" Round X 24" Long (Total 4 Feet) - 30-Gauge Duct Pipe - Snap Lock Dryer Vent Pipe Compatible With 3" Duct - HVAC Premium

HVAC Premium

$125.68

HVAC Premium 7" Inch Flexible Aluminum Ducting Hose Insulated R-8.0 Air Duct Pipe For For Heavy Duty HVAC & Exhaust Ductwork Insulation - 25' Feet

Amazon.com

359

Free shipping

$125.68

HVAC Premium 7" Inch Flexible Aluminum Ducting Hose Insulated R-8.0 Air Duct Pipe For For Heavy Duty HVAC & Exhaust Ductwork Insulation - 25' Feet

Amazon.com

$105.76

Nordfab Rigid Duct: Steel, For 10 in Duct Dia, 59 in Overall Lg, 22 Ga Material Thick, Galvanized Steel Model: 8040206779

Grainger

$105.76

Nordfab Rigid Duct: Steel, For 10 in Duct Dia, 59 in Overall Lg, 22 Ga Material Thick, Galvanized Steel Model: 8040206779

Grainger

$141.95

Americ Ventilation Duct: 12 in Dia, 15 ft Lg, For Use With VAF3000P, Yellow, PVC Coated Polyester Model: AM-DS1215

Grainger

$141.95

Americ Ventilation Duct: 12 in Dia, 15 ft Lg, For Use With VAF3000P, Yellow, PVC Coated Polyester Model: AM-DS1215

Grainger

$67.98

6 Inch Insulated Flexible Duct R6 Silver Jacket 25 Feet Long With 2 Clamps,Used In Standard Heating And Air Conditioning (HVAC)

Amazon.com

Free shipping

$67.98

6 Inch Insulated Flexible Duct R6 Silver Jacket 25 Feet Long With 2 Clamps,Used In Standard Heating And Air Conditioning (HVAC)

Amazon.com

$116.32

Nordfab Rigid Duct: Stainless Steel, For 5 in Duct Dia, 59 1/4 in Overall Lg, 22 Ga Material Thick Model: 8040206796

Grainger

$116.32

Nordfab Rigid Duct: Stainless Steel, For 5 in Duct Dia, 59 1/4 in Overall Lg, 22 Ga Material Thick Model: 8040206796

Grainger

$2,091.85

Qmark Msdhfx20 20" Diameter Flexible Duct (25 Feet)

Gordon Electric Supply

$2,091.85

Qmark Msdhfx20 20" Diameter Flexible Duct (25 Feet)

Gordon Electric Supply

$45.99

6 Inch 25 Feet R4.2 Insulated Flexible Duct | High-Efficiency Thermal Insulation | Suitable For Heating & Cooling

Amazon.com

Free shipping

$45.99

6 Inch 25 Feet R4.2 Insulated Flexible Duct | High-Efficiency Thermal Insulation | Suitable For Heating & Cooling

Amazon.com

$26.98

IMPERIAL 12-In X 60-In 28 Gauge Galvanized Steel Round Duct Pipe One_Size | GV0436-A

Lowe's

$26.98

IMPERIAL 12-In X 60-In 28 Gauge Galvanized Steel Round Duct Pipe One_Size | GV0436-A

Lowe's

$154.40

Greenseam Rigid Ducts: Steel, For 10 in Dia, 60 in Lg, 26 Ga Material Thick [PK/5] Model: GR60SPBGP10GA26

Grainger

$154.40

Greenseam Rigid Ducts: Steel, For 10 in Dia, 60 in Lg, 26 Ga Material Thick [PK/5] Model: GR60SPBGP10GA26

Grainger

$16.98

3.25 in. X 10 in. X 3 ft. Half Section Rectangular Stack Duct

Home Depot

Free shipping

$16.98

3.25 in. X 10 in. X 3 ft. Half Section Rectangular Stack Duct

Home Depot

$15.98

Imperial 60-In 30 Gauge Galvanized Steel Stack Duct One_Size | GVL0184

Lowe's

$15.98

Imperial 60-In 30 Gauge Galvanized Steel Stack Duct One_Size | GVL0184

Lowe's

$231.73

Nordfab Rigid Duct: Stainless Steel, For 10 in Duct Dia, 59 in Overall Lg, 22 Ga Material Thick Model: 8040206801

Grainger

$231.73

Nordfab Rigid Duct: Stainless Steel, For 10 in Duct Dia, 59 in Overall Lg, 22 Ga Material Thick Model: 8040206801

Grainger

$49.99

Flexible Duct: 6 in Dia, 25 ft Lg, Aluminum, Aluminum Model: 60584

Grainger

$49.99

Flexible Duct: 6 in Dia, 25 ft Lg, Aluminum, Aluminum Model: 60584

Grainger

$264.54

Spacepak SPC-4 15" X 10' 2-2.5 Ton Return Air Duct

Skip The Warehouse

$264.54

Spacepak SPC-4 15" X 10' 2-2.5 Ton Return Air Duct

Skip The Warehouse

$77.37

6" Inch Flexible Aluminum Ducting Hose Insulated R-4.2 Air Duct Pipe For For Heavy Duty HVAC & Exhaust Ductwork Insulation - 25' Feet Long

Amazon.com

Free shipping

$77.37

6" Inch Flexible Aluminum Ducting Hose Insulated R-4.2 Air Duct Pipe For For Heavy Duty HVAC & Exhaust Ductwork Insulation - 25' Feet Long

Amazon.com

$78.59

Greenseam Rigid Ducts: Steel, For 4 in Dia, 60 in Lg, 26 Ga Material Thick [PK/5] Model: GR60SPBGP4GA26

Grainger

$78.59

Greenseam Rigid Ducts: Steel, For 4 in Dia, 60 in Lg, 26 Ga Material Thick [PK/5] Model: GR60SPBGP4GA26

Grainger

$19.99

AC Infinity Flexible 8-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 8-Feet Long For Heating Cooling Ventilation And Exhaust

Amazon.com

18K+

$19.99

AC Infinity Flexible 8-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 8-Feet Long For Heating Cooling Ventilation And Exhaust

Amazon.com

$69.93

Nordfab Rigid Duct: Steel, For 6 in Duct Dia, 59 1/4 in Overall Lg, 22 Ga Material Thick, Galvanized Steel Model: 8040206775

Grainger

$69.93

Nordfab Rigid Duct: Steel, For 6 in Duct Dia, 59 1/4 in Overall Lg, 22 Ga Material Thick, Galvanized Steel Model: 8040206775

Grainger

$92.54

Nordfab Rigid Duct: Steel, For 8 in Duct Dia, 59 in Overall Lg, 22 Ga Material Thick, Galvanized Steel Model: 8040206777

Grainger

$92.54

Nordfab Rigid Duct: Steel, For 8 in Duct Dia, 59 in Overall Lg, 22 Ga Material Thick, Galvanized Steel Model: 8040206777

Grainger

$49.99

AC Infinity Flexible 10-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 25-Feet Long For Heating Cooling Ventilation And Exhaust

Amazon.com

16K+

Free shipping

$49.99

AC Infinity Flexible 10-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 25-Feet Long For Heating Cooling Ventilation And Exhaust

Amazon.com

$39.99

$46.99

VEVOR Insulated Flexible Duct 4" X 25 ft R-6.0Energy-Efficient 3-Layer HVAC Hose With 2 Clamps For HVAC & Exhaust Ductwork

Amazon.com

Free shipping

14% off

$39.99

$46.99

VEVOR Insulated Flexible Duct 4" X 25 ft R-6.0Energy-Efficient 3-Layer HVAC Hose With 2 Clamps For HVAC & Exhaust Ductwork

Amazon.com

$23.48

IMPERIAL Galvanized Steel Trunk Duct One_Size | GVL0248

Lowe's

$23.48

IMPERIAL Galvanized Steel Trunk Duct One_Size | GVL0248

Lowe's

$46.09

HVAC 6 in. X 25 ft. Insulated-Flex Ducting Ventilation Duct Hose

Home Depot

Free shipping

$46.09

HVAC 6 in. X 25 ft. Insulated-Flex Ducting Ventilation Duct Hose

Home Depot

$19.58

IMPERIAL 6.0-In X 8.0-Ft Aluminum Semi-Rigid Duct One_Size | FXL0003-B

Lowe's

$19.58

IMPERIAL 6.0-In X 8.0-Ft Aluminum Semi-Rigid Duct One_Size | FXL0003-B

Lowe's

$186.80

Nordfab Rigid Duct: Stainless Steel, For 8 in Duct Dia, 59 in Overall Lg, 22 Ga Material Thick Model: 8040206799

Grainger

$186.80

Nordfab Rigid Duct: Stainless Steel, For 8 in Duct Dia, 59 in Overall Lg, 22 Ga Material Thick Model: 8040206799

Grainger

$136.58

Nordfab Rigid Duct: Stainless Steel, For 6 in Duct Dia, 59 1/4 in Overall Lg, 22 Ga Material Thick Model: 8040206797

Grainger

$136.58

Nordfab Rigid Duct: Stainless Steel, For 6 in Duct Dia, 59 1/4 in Overall Lg, 22 Ga Material Thick Model: 8040206797

Grainger

$7.38

IMPERIAL 6-In X 2-Ft 30 Gauge Galvanized Steel Round Duct Pipe One_Size | GV0381

Lowe's

$7.38

IMPERIAL 6-In X 2-Ft 30 Gauge Galvanized Steel Round Duct Pipe One_Size | GV0381

Lowe's

$85.98

Cuchiilo Insulated Flexible Duct R8,HVAC Insulated Flex Ducting 6'' X 25,Silver Jacket-R8 Ductwork,Heating And Air Conditioning (HVAC) Systems

Amazon.com

Free shipping

$85.98

Cuchiilo Insulated Flexible Duct R8,HVAC Insulated Flex Ducting 6'' X 25,Silver Jacket-R8 Ductwork,Heating And Air Conditioning (HVAC) Systems

Amazon.com

$29.97

7 in. X 8 ft. Semi Rigid Duct HP Expand Duct

Home Depot

Free shipping

$29.97

7 in. X 8 ft. Semi Rigid Duct HP Expand Duct

Home Depot

$10.99

Deflecto 4-In X 5.0-Ft Aluminum Semi-Rigid Duct One_Size | VENA0459

Lowe's

$10.99

Deflecto 4-In X 5.0-Ft Aluminum Semi-Rigid Duct One_Size | VENA0459

Lowe's

$99.98

IMPERIAL 12.0-In X 25.0-Ft Polyester Insulated Flexible Duct 4.2 - R One_Size In Black | DEI-1225-M

Lowe's

$99.98

IMPERIAL 12.0-In X 25.0-Ft Polyester Insulated Flexible Duct 4.2 - R One_Size In Black | DEI-1225-M

Lowe's

$32.56

SOUTHWARK METAL TD6088 Trunk Duct 60 Inch Length 8 Inch Width 8 Inch Height 28 Gauge Steel

Voomi Supply

$32.56

SOUTHWARK METAL TD6088 Trunk Duct 60 Inch Length 8 Inch Width 8 Inch Height 28 Gauge Steel

Voomi Supply

17:38

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HVAC Duct Sizing Rule of Thumb (Ultimate Guide)

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