Ducting

National Hydro Group is your online source for Ducting. If you cant find the Ducting that meet your needs please give us a ring or send a quick email so we can help you find exactly what you're looking for.
ThermoFlo 4"x25' Insulated Ducting-NWGSupply.com
Save 30%
$53.95
$37.77

ThermoFlo 4"x25' Insulated Ducting

Thermoflo

ThermoFlo's SRB Series is an industrial quality insulated duct manufactured tough for consumers' and installers' peace of mind. Consisting of a thr...

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$53.95
$37.77
Save 30%
ThermoFlo SR Insulated Ducting 6 in x 25 ft-NWGSupply.com
Save 28%
$70.95
$51.24

ThermoFlo SR Insulated Ducting 6 in x 25 ft

Thermoflo

ThermoFlo Technologies SRB series is an industrial quality insulated duct manufactured tough for consumers' and installers' peace of mind. It consi...

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$70.95
$51.24
Save 28%
Ideal-Air Aluminum Semi-Rigid Premium Flex Ducting 8 in x 25 ft-NWGSupply.com
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$44.99
$37.79

Ideal-Air Aluminum Semi-Rigid Premium Flex Ducting 8 in x 25 ft

Ideal Air

Idea-Air Semi-Rigid Flexible Ducting is a commercial grade, high heat, aluminum laminated flex duct that will help hold its shape when bent reducin...

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$44.99
$37.79
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Can Max-Duct 6" Vinyl, 25 ft-NWGSupply.com
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$37.76
$26.12

Can Max-Duct 6" Vinyl, 25 ft

Can-Filter

MAX-DUCT PVC is simply the best! Possibly the strongest REUSEABLE duct on the market with a cost similar to the leading competitors regular 3ply du...

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$37.76
$26.12
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Can-Fan Max Vinyl Ducting 12 in x 25 ft-NWGSupply.com
Save 16%
$77.74
$65.34

Can-Fan Max Vinyl Ducting 12 in x 25 ft

Can Fan

Max-Duct vinyl has triple foil laminate with very durable white PVC with UV inhibitor coating. Comes in 25 ft lengths and includes 2 clamps for eas...

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$77.74
$65.34
Save 16%
ThermoFlo SR Ducting 8 in x 25 ft-NWGSupply.com
Save 26%
$51.95
$38.22

ThermoFlo SR Ducting 8 in x 25 ft

Thermoflo

The 2000 SR Series Ducting is specifically engineered to handle unconditioned air. It can withstand high heat, high humidity and excessive CFM's wi...

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$51.95
$38.22
Save 26%
ThermoFlo SR Insulated Ducting 8 in x 25 ft-NWGSupply.com
Save 29%
$91.95
$65.10

ThermoFlo SR Insulated Ducting 8 in x 25 ft

Thermoflo

ThermoFlo Technologies SRB series is an industrial quality insulated duct manufactured tough for consumers' and installers' peace of mind. It consi...

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$91.95
$65.10
Save 29%
ThermoFlo SR Ducting 4 in x 25 ft-NWGSupply.com
Save 28%
$28.95
$20.79

ThermoFlo SR Ducting 4 in x 25 ft

Thermoflo

The 2000 SR Series Ducting is specifically engineered to handle unconditioned air. It can withstand high heat, high humidity and excessive CFM's wi...

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$28.95
$20.79
Save 28%
ThermoFlo SR Ducting 14 in x 25 ft-NWGSupply.com
Save 29%
$100.95
$71.21

ThermoFlo SR Ducting 14 in x 25 ft

Thermoflo

The 2000 SR Series Ducting is specifically engineered to handle unconditioned air. It can withstand high heat, high humidity and excessive CFM's wi...

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$100.95
$71.21
Save 29%
ThermoFlo Ducting, 10"-NWGSupply.com
Save 41%
$66.00
$39.13

ThermoFlo Ducting, 10"

Thermoflo

High-performance ThermoFlo Ducting is one of the most reliable options for exhausting warm, humid air from the indoor garden. Featuring several lay...

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$66.00
$39.13
Save 41%
ThermoFlo 10"x25' Insulated Ducting-NWGSupply.com
Save 36%
$115.95
$73.63

ThermoFlo 10"x25' Insulated Ducting

Thermoflo

ThermoFlo's SRB Series is an industrial quality insulated duct manufactured tough for consumers' and installers' peace of mind. Consisting of a thr...

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$115.95
$73.63
Save 36%
ThermoFlo 6"x25' Insulated Ducting-NWGSupply.com
Save 33%
$73.95
$49.55

ThermoFlo 6"x25' Insulated Ducting

Thermoflo

ThermoFlo's SRB Series is an industrial quality insulated duct manufactured tough for consumers' and installers' peace of mind. Consisting of a thr...

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$73.95
$49.55
Save 33%
8" x 25' Terra-Duct-NWGSupply.com
Save 35%
$36.95
$23.93

8" x 25' Terra-Duct

Terra

This high quality ducting is made of 3 layers of polyester reinforcement, making it extremely strong and durable, and features a black interior. Ea...

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$36.95
$23.93
Save 35%
8" x 25' Insulated Ducting-NWGSupply.com
Save 40%
$74.00
$44.45

8" x 25' Insulated Ducting

Terra

Accurately control grow room temperatures with Insulated Ducting. With the same quality and reliability as our regular Air Ducting, our new Insulat...

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$74.00
$44.45
Save 40%
6'' Air Duct 6 x 25-NWGSupply.com
Save 22%
$19.95
$15.59

6'' Air Duct 6 x 25

Terra

Light proof. Dual layer foil. Extra strong to prevent tearing. Available in pre-packaged 25’ lengths.

$19.95
$15.59
Save 22%
8'' Air Duct 8 x 25-NWGSupply.com
Save 27%
$26.95
$19.59

8'' Air Duct 8 x 25

Terra

Light proof. Dual layer foil. Extra strong to prevent tearing. Available in pre-packaged 25’ lengths.

$26.95
$19.59
Save 27%
4'' Light Proof Black Ducting-NWGSupply.com
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$16.95
$12.60

4'' Light Proof Black Ducting

Terra

DL Light Proof Ducting is strong, durable, and as the description indicates...light proof. That means that when properly installed no light will pe...

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$16.95
$12.60
Save 26%
16" x 25' Insulated Ducting-NWGSupply.com
Save 43%
$161.90
$93.08

16" x 25' Insulated Ducting

Terra

Accurately control grow room temperatures with Insulated Ducting. With the same quality and reliability as our regular Air Ducting, our new Insulat...

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$161.90
$93.08
Save 43%
12" x 25' Terra-Duct-NWGSupply.com
Save 28%
$54.95
$39.45

12" x 25' Terra-Duct

Terra

This high quality ducting is made of 3 layers of polyester reinforcement, making it extremely strong and durable, and features a black interior. Ea...

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$54.95
$39.45
Save 28%
Ideal-Air White/Silver Vinyl Light Tight Flex Ducting 12 in x 25 ft-NWGSupply.com
Save 16%
$67.99
$57.39

Ideal-Air White/Silver Vinyl Light Tight Flex Ducting 12 in x 25 ft

Ideal Air

The Ideal-Air light tight flexible ducting has a heavy duty laminated aluminum inner core with an encapsulated high tensile steel wire helix. The o...

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$67.99
$57.39
Save 16%
Ideal-Air Silver/Silver Flex Ducting 6 in x 25 ft-NWGSupply.com
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$19.95
$16.73

Ideal-Air Silver/Silver Flex Ducting 6 in x 25 ft

Ideal Air

Ideal for air cooling all Sun System hoods. Also can be used in various heating, ventilating or exhausting applications. These Class 1 aluminum fle...

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$19.95
$16.73
Save 16%
Ideal-Air Silver/Silver Flex Ducting 8 in x 25 ft-NWGSupply.com
Save 17%
$26.95
$22.33

Ideal-Air Silver/Silver Flex Ducting 8 in x 25 ft

Ideal Air

Ideal for air cooling all Sun System hoods. Also can be used in various heating, ventilating or exhausting applications. These Class 1 aluminum fle...

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$26.95
$22.33
Save 17%
Ideal-Air Silver/Black Flex Ducting 8 in x 25 ft-NWGSupply.com
Save 17%
$25.95
$21.42

Ideal-Air Silver/Black Flex Ducting 8 in x 25 ft

Ideal Air

This Ideal-Air flex duct has a silver exterior and black inner core. 25 ft length silver/black ducting packaged in an attractive box. Commercial gr...

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$25.95
$21.42
Save 17%
6'' Light Proof Black Ducting-NWGSupply.com
Save 31%
$24.95
$17.15

6'' Light Proof Black Ducting

Grow1

DL Light Proof Ducting is strong, durable, and as the description indicates...light proof. That means that when properly installed no light will pe...

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$24.95
$17.15
Save 31%