Round Industrial Dampers

HD-292

Level IV Industrial Damper up to 5″ w.g.

A heavy duty round industrial control damper with a flanged style frame. Designed to control airflow and provide shut off in HVAC or industrial process control systems. A variety of optional features make it extremely versatile, allowing its capabilities to be tailored to the application.

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HD-392

Level V Industrial Damper up to 10″ w.g.

The Model HD-392 is a Heavy Duty round control damper with a flanged style frame. It is designed to control airflow and provide shut off in HVAC or industrial process control systems. A variety of optional features makes the H-392 extruded versatile, allowing its capabilities to be tailored to the application.

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HD-492

Level VI Industrial Damper up to 20″ w.g.

The Model HD-492 is a heavy duty round control damper with a flanged style frame. It is designed to control airflow and provide shut off in HVAC or industrial process control systems.

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NAH-720-1/721-1

Frame 12 gauge HRS steel channel, 16 gauge

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NAH-720-2/721-2

Frame 10 gauge HRS steel channel, 16 gauge

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NAH-720-3/721-3

Frame 6mm thick HRS steel channel, 14 gauge

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NAH-720-4/721-4

Frame 10mm thick HRS steel channel, 12 gauge

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