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Duct Size
3
4
5
6
7
8
9
10
11
12
14
16
18
20
22
24
Shape
Cap
Straight
Material
304 Stainless Steel
Aluminum
Neoprene
Plastic
Steel
ID
3"
3
3/16"
3
15/16"
4"
4
1/2"
4
15/16"
5"
6"
6
5/8"
7"
8"
8
5/8"
9"
10"
10
3/4"
12"
12
1/8"
12
3/4"
14"
14
1/8"
16"
16
1/8"
18"
18
1/8"
20
1/8"
22
1/8"
24
1/16"
Component
Airflow Damper
Damper Handle
Draft Damper
Fire Damper
Vent Cap
Fitting Connection
Press Fit
Quick-Disconnect Clamp
OD
2
7/8"
3
3/4"
3
7/8"
4
3/4"
4
7/8"
5
3/4"
5
7/8"
6
3/4"
7
3/4"
7
7/8"
8
3/4"
9
3/4"
9
7/8"
11
3/4"
11
7/8"
13
3/4"
13
7/8"
15
3/4"
15
7/8"
17
3/4"
17
7/8"
19
3/4"
21
3/4"
23
3/4"
Blade Material
304 Stainless Steel
Aluminum
PVC
Steel
Gender
Female
Male
Gauge
30
28
26
24
22
20
18
16
Airflow Damper Type
Blade
Gasketed
Standard
Finish
Galvanized
Painted
Duct Profile
Rectangular
Round
Square
Performance
Chemical Resistant
Corrosion Resistant
Fire Rated
Lightweight
Quick Disconnect
Opening/Closing Method
Automatic
Manual
DFARS Specialty Metals
Exempt
Blade Finished Material
304 Stainless Steel
Aluminum
Galvanized Steel
PVC
Export Control Classification Number (ECCN)
EAR99
REACH
Compliant
Not Compliant
RoHS
Compliant
Not Compliant
End Construction
Crimped
Plain
Rolled
Length
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"
Duct Type
Clamp Together
Plastic
Standard
Overall Width
6
3/4"
7"
7
3/4"
8"
8
3/4"
10"
10
3/4"
11
3/4"
12"
12
3/4"
13
3/4"
14"
14
3/4"
15
3/4"
16"
17
3/4"
18"
20"
23
3/4"
35
3/4"
Overall Length
4
1/2"
5
3/4"
7
1/2"
8"
8
1/4"
10"
10
1/2"
13"
14
1/2"
17"
23"
Width
3
1/4"
6
3/4"
7"
7
3/4"
8"
8
3/4"
10"
10
3/4"
11
3/4"
12"
12
3/4"
13
3/4"
14"
14
1/4"
14
3/4"
15
3/4"
16"
17
3/4"
18"
20"
23
3/4"
24"
35
3/4"
36"
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140 Products
Duct Airflow Dampers
Airflow Dampers
The simplest way to regulate airflow
31 products
Airflow Dampers for Quick-Disconnect Duct
Regulate airflow in ductwork that’s the fastest to disassemble
50 products
Automatic Airflow Dampers
Control with a switch or thermostat so you’re only heating and cooling the areas that need it
8 products
Airflow Dampers for Square Duct
Direct airflow to different zones in your facility or regulate the outside air entering the system
5 products
Airflow Dampers for Chemical-Resistant Duct
Regulate airflow in PVC duct used to exhaust corrosive gases, vapors, and fumes
5 products
Other Products
Duct Damper Handles
Replace an existing handle or pair with a blade to create your own damper
1 product
Diffuser Dampers
Regulate the airflow coming out of drop-ceiling diffusers
10 products
Duct Vent Caps
Reduce downdrafts and prevent obstructions from entering vents
11 products
Duct Fire Dampers
Automatically close at high temperatures to help prevent the spread of fire through duct
13 products
Barometric Draft Dampers
Maintain consistent airflow in your furnace to improve its performance
6 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)