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Duct Size
2
3
3
1/2
4
4
1/2
5
5
1/2
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
32
34
36
38
40
42
44
46
48
52
Shape
Hide
30° Elbow
45° Elbow
60° Elbow
90° Elbow
Adjustable-Angle Elbow
Cap
Offset Elbow
Oval
Straight
Tee
Wye
Material
Aluminum
Brass
Iron
Metal
Plastic
Rubber
Stainless Steel
Steel
Zinc
ID
2"
3"
3
1/16"
3
1/8"
3
3/16"
3
17/32"
3
9/16"
3
7/8"
3
15/16"
4"
4
1/16"
4
1/2"
4
17/32"
4
9/16"
4
7/8"
Fitting Connection
Compression
Flanged
Interlocking Bracket
Press Fit
Push In
Push to Connect
Quick-Disconnect Clamp
Screw Clamp
Screw On
Snap In
Threaded
Twist Connect
Twist In
Worm-Drive Clamp
Component
Adapter
Adjustment Sleeve
Airflow Damper
Ball Joint
Blast Gate
Bracket
Collar
Connector
Downdraft Diverter
Draft Damper
Duct
Duct with Access Panel
Fire Damper
Flange
Flow Sight
OD
1/4"
0.91"
0.93"
1.02"
1.16"
1.46"
1.73"
1
7/8"
2.17"
2
5/16"
2.72"
2
13/16"
2
7/8"
2
15/16"
3
3/8"
Gauge
30
28
26
24
22
20
18
16
14
Finish
Aluminum-Zinc Alloy Coated
Galvanized
Nickel Plated
Painted
Powder Coated
PVC Coated
Zinc Plated
Gender
Female
Male
Duct Adapter Type
Duct-to-Duct
Duct-to-Duct with Flange
Duct-to-Hose
Pipe-to-Duct
Length
5/8"
3/4"
13/16"
7/8"
15/16"
1"
1
1/8"
1
3/8"
1
1/2"
3"
4
1/2"
5
3/4"
6"
7
1/2"
8"
End Construction
Crimped
Plain
Rolled
Duct Profile
Oval
Rectangular
Round
Square
Duct Type
Clamp Together
Fabric
Oval
Plastic
Rectangular
Spiral
Standard
DFARS Specialty Metals
Exempt
Export Control Classification Number (ECCN)
2B999
EAR99
RoHS
Compliant
Compliant with Exemptions
Not Compliant
REACH
Compliant
Not Compliant
Performance
Chemical Resistant
Corrosion Resistant
Easy Install
Fire Rated
Lightweight
Quick Disconnect
Self-Cleaning
Tight Seal
Vibration Damping
Pipe Size
1/4
3/8
1/2
3/4
1
1
1/4
1
1/2
2
2
1/2
3
4
System of Measurement
Inch
Metric
Flange Mount Type
Screw On
Weld On
Duct Construction
Closed
Open
For Duct Shape
Round
Width
1
1/16"
1
1/8"
2"
2
7/8"
3
1/2"
3
5/8"
3
11/16"
4"
4
1/2"
4
5/8"
5"
5
1/8"
5
3/8"
5
1/2"
5
5/8"
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1,861 Products
Duct and Fittings
Quick-Disconnect Duct and Fittings
The fastest to disassemble for dust collection and other frequently cleaned systems
298 products
Standard Duct and Fittings
Deliver air for a range of HVAC applications, including exhaust and dust collection
319 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
187 products
Tight-Seal Spiral Duct and Fittings
Gasketed fittings prevent leaks and the seam reinforces duct against suction from dust collection systems
50 products
Rectangular Duct and Fittings
Maximize the space in close quarters, such as inside walls and ceilings
20 products
Chemical-Resistant Duct and Fittings
Withstand corrosive gases, vapors, and fumes that would eat away at most metal duct
46 products
Oval Duct and Fittings
Half the height of rectangular duct to fit into the tightest spaces
3 products
Vibration-Damping Duct Connectors
Reduce shaking and noise from fans and blowers
6 products
Fabric Duct and Fittings
Evenly distribute air from fans and blowers through large spaces
10 products
Other 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
90 products
Diffuser Collars
Connect diffusers to duct
4 products
Chimney Pipe
Exhaust hot air and fumes from boilers, furnaces, and stoves
12 products
Duct Noise Reducers
Muffle noise from high-velocity airflow and fans, blowers, and dust collectors
36 products
Duct Turning Vanes
Guide air smoothly around sharp bends in rectangular duct
4 products
Duct Spark Traps
Reduce the risk of fire by snuffing out sparks before they get into your system
36 products
Duct Flow Sights
Peek inside duct to monitor airflow and check for buildup and blockages
24 products
Chimney Pipe Fittings
Form straight, elbow, and tee connections between lengths of chimney pipe
9 products
Duct Fire Dampers
Automatically close at high temperatures to help prevent the spread of fire through duct
13 products
Duct Downdraft Diverters
Prevent downdrafts from blowing back into ductwork while allowing air and fumes to vent
8 products
Chimney Storm Collars
Pair with chimney roof flashing to prevent leaks where chimneys pass through roofs
9 products
Barometric Draft Dampers
Maintain consistent airflow in your furnace to improve its performance
6 products
Chimney Roof Flashings
Prevent leaks where chimneys pass through roofs
9 products
Conduit Box Connectors
Attach conduit to a knockout in electrical boxes
298 products
Chimney Wall Bands
Support chimney pipe by securing it to walls
4 products
Conduit-to-Conduit Connectors
Join pieces of conduit
205 products
Dust Collectors
Extract sawdust, chips, and other particles from the air and contain them for disposal
3 products
Conduit Bumpers
Shield sections of flexible conduit from impact to prevent wear
5 products
Conduit Bushings
Guard wiring from sharp edges at the ends of conduit
24 products
Conduit Bodies
Access wiring to pull, splice, or redirect it
43 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)