Backdraft Damper, Vertical Mount, For Use with SQ, BSQ

Backdraft Damper, Vertical Mount, For Use with SQ, BSQ

The BDD series dampers are designed to prevent reverse airflow in horizontal exhaust applications. It features a pressure sensitive blade design that opens and remains open under low velocity conditions. The dampers are opened by air pressure differential and closed by gravity. Aluminum, flangeless frame.

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SKU BDD
Part #
Manufacturer Keenan & Meier
Mounting Vertical
Size 8x8
Air Flow Direction Horizontal
Construction Aluminum
Gauge 6061T6511