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What is the use of back draft damper 2024?
气流
风门 气阀
Questioner:Ethan Hall 2023-06-07 11:01:24
The most authoritative answer in 2024
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Benjamin Collins——Works at the International Energy Agency, Lives in Paris, France.
Backdraft dampers are designed to allow airflow in one direction and prevent
reverse airflow. They can be used as exhaust or intake dampers.
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