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Duct Size
2
3
3
1/2
4
4
1/2
5
5
1/2
6
7
8
9
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11
12
13
14
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21
22
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30
32
34
36
38
40
42
44
46
48
52
Shape
30° Elbow
45° Elbow
90° Elbow
Adjustable-Angle Elbow
Cap
Straight
Tee
Wye
ID
1/2"
5/8"
3/4"
7/8"
1"
1
1/8"
1
1/4"
1
3/8"
1
1/2"
1
5/8"
1
3/4"
1
7/8"
2"
2
1/16"
2
1/8"
Material
Aluminum
Ceramic Fiber
Fiberglass
Film
Glass Fabric
Iron
Metal
Plastic
Rubber
Stainless Steel
Steel
OD
1/4"
5/8"
3/4"
7/8"
1"
1
1/16"
1
1/8"
1
3/16"
1
1/4"
1
5/16"
1
3/8"
1
7/16"
1
1/2"
1
9/16"
1
5/8"
Fitting Connection
Interlocking Bracket
Press Fit
Push to Connect
Quick-Disconnect Clamp
Worm-Drive Clamp
Component
Access Panel
Adapter
Adjustment Sleeve
Airflow Damper
Ball Joint
Blast Gate
Bracket
Clamp
Collar
Connector
Damper Handle
Downdraft Diverter
Draft Damper
Duct
Duct with Access Panel
Length
4"
4
1/2"
5
3/4"
7
1/2"
8"
8
1/4"
8
7/8"
10"
10
1/2"
13"
14
1/2"
17"
18
3/4"
23"
23
5/8"
Finish
Acrylic Coated
Aluminum Oxide Coated
Galvanized
Metalized
Neoprene Coated
Painted
PTFE Coated
PVC Coated
Silicone Coated
For Use With
Dust
Food
Fumes
Liquids
Air
Water
Wood
Gauge
30
28
26
24
22
20
18
16
14
Gender
Female
Male
REACH
Compliant
Not Compliant
RoHS
Compliant
Compliant with Exemptions
Not Compliant
Export Control Classification Number (ECCN)
2B999
EAR99
DFARS Specialty Metals
Exempt
Flexibility
Extra Flexible
Flexible
Rigid
Maximum Temperature
Less than 250° F
250° F to 499° F
500° F to 749° F
750° F to 999° F
1,000° F or greater
System of Measurement
Inch
Metric
End Construction
Crimped
Plain
Rolled
Spiral
Tapered
Duct Profile
Oval
Rectangular
Round
Square
Color
Black
Blue
Clear
Gray
Orange
Red
Silver
White
Yellow
Performance
Chemical Resistant
Corrosion Resistant
Easy Install
Fire Rated
High Output
High Temperature
Lightweight
Quick Disconnect
Quick Open
Self-Cleaning
Tight Seal
Vibration Damping
Width
1
1/16"
1
1/8"
2"
2
3/4"
2
7/8"
3
1/4"
3
1/2"
3
5/8"
3
11/16"
4"
4
1/2"
4
5/8"
5"
5
1/8"
5
3/8"
Inside Surface Texture
Ribbed
Smooth
Duct Type
Clamp Together
Fabric
Oval
Plastic
Rectangular
Spiral
Standard
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2,655 Products
Duct and Fittings
Standard Duct and Fittings
Deliver air for a range of HVAC applications, including exhaust and dust collection
503 products
Quick-Disconnect Duct and Fittings
The fastest to disassemble for dust collection and other frequently cleaned systems
563 products
Rectangular Duct and Fittings
Maximize the space in close quarters, such as inside walls and ceilings
49 products
Duct Flanges
Mount to air handlers and HVAC equipment to start a run of duct
169 products
Spiral Duct and Fittings
A continuous seam reinforces duct against suction from dust collection systems
357 products
Tight-Seal Spiral Duct and Fittings
Gasketed fittings prevent leaks and the seam reinforces duct against suction from dust collection systems
70 products
Duct Vent Caps
Cover wall and roof vents to prevent cold air and debris from entering your system
2 products
Oval Duct and Fittings
Half the height of rectangular duct to fit into the tightest spaces
11 products
Chemical-Resistant Duct and Fittings
Withstand corrosive gases, vapors, and fumes that would eat away at most metal duct
80 products
Fabric Duct and Fittings
Evenly distribute air from fans and blowers through large spaces
12 products
Vibration-Damping Duct Connectors
Reduce shaking and noise from fans and blowers
6 products
Other Products
Duct Hose
Connect to blowers and vacuums to move air, fumes, dust, chips, and liquids
495 products
Duct Hose Fittings
Join lengths of duct hose or connect to your exhaust system
75 products
Duct Blast Gates
Slide open and closed to control flow of air and material
150 products
Duct Airflow Dampers
Regulate airflow to sections of duct
99 products
Diffuser Collars
Connect diffusers to duct
4 products
Duct Access Panels
Create an entry point for cleaning and inspecting duct; also known as cleanouts
41 products
Duct Fans
Send airflow through or remove exhaust from duct
57 products
Diffuser Dampers
Regulate the airflow coming out of drop-ceiling diffusers
10 products
Duct Turning Vanes
Guide air smoothly around sharp bends in rectangular duct
4 products
Duct Noise Reducers
Muffle noise from high-velocity airflow and fans, blowers, and dust collectors
36 products
Duct Fire Dampers
Automatically close at high temperatures to help prevent the spread of fire through duct
13 products
Smoke Pens
Produce smoke to observe airflow and detect leaks in HVAC systems; reusable, unlike smoke candles
1 product
Duct Damper Actuators
Automatically adjust duct dampers to regulate airflow
5 products
Barometric Draft Dampers
Maintain consistent airflow in your furnace to improve its performance
6 products
Smoke Powder
No flame needed—release a burst of powder to detect airflow and leaks in HVAC systems
2 products
Duct Damper Handles
Replace an existing handle or pair with a blade to create your own damper
1 product
Duct Downdraft Diverters
Prevent downdrafts from blowing back into ductwork while allowing air and fumes to vent
8 products
Smoke Pellets
Detect airflow and leaks in HVAC systems near server rooms and other areas with electronics
4 products
Smoke Candles
Light the wick for a short burst of smoke to observe airflow and detect leaks in HVAC systems
4 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)