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Made of galvanized steel, these dampers prevent air leakage into your fan setup. They are easy to install, fit directly onto the ducting, and prevent a back draft of air when the fans are switched off.
| Weight: | 1.0 lbs. |
| Package Dimensions: | 7.8L x 7.8W x 3.8H |
| Units/case: | 20 |
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ACBD6 | Backdraft Damper, 6" | |
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ACBD4 | Backdraft Damper, 4" | |
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ACBD10 | Backdraft Damper, 10" | |
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ACBD12 | Backdraft Damper, 12" |
| Q: | What fans can I use a fan speed controller with? |
| A: | Our fan speed controller (ACSC) will work with brushless motors, such as the ones commonly used with inline centrifugal fans. Do not use with blowers, booster fans, etc. |
Overview
Made of galvanized steel, these dampers prevent air leakage into your fan setup. They are easy to install, fit directly onto the ducting, and prevent a back draft of air when the fans are switched off.
Specifications
| Weight: | 1.0 lbs. |
| Package Dimensions: | 7.8L x 7.8W x 3.8H |
| Units/case: | 20 |
Related Items
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ACBD6 | Backdraft Damper, 6" |
![]() |
ACBD4 | Backdraft Damper, 4" |
![]() |
ACBD10 | Backdraft Damper, 10" |
![]() |
ACBD12 | Backdraft Damper, 12" |
Additional Info
FAQs
| Q: | What fans can I use a fan speed controller with? |
| A: | Our fan speed controller (ACSC) will work with brushless motors, such as the ones commonly used with inline centrifugal fans. Do not use with blowers, booster fans, etc. |





