411 Backdraft Dampers

Name: HVAC Jack 411 Backdraft Dampers - 411 Backdraft Dampers
Brand: HVAC Jack
SKU: 44706760589528
Price: 40.0 USD
Availability: InStock

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$40.00

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Color

Black

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Description

The Model 411 is a non-flanged/drop-in frame horizontal mount automatic backdraft damper. It is designed to allow airflow in one direction and to prevent reverse airflow. The blades open with airflow and close by gravity when the fan shuts ...