HB-240

Model HB-240 industrial backdraft damper has standard extruded aluminum airfoil blades. The damper comes standard with Spark B and C construction with Spark A construction optional.

Pressure: Up to 13½ in. wg
Velocity: Up to 5150 fpm
Temperature: -40°F to 250°F
Spark B & C construction, optional Spark A construction

Industrial Backdraft Dampers

Damper Selection Guide

Which damper best fits the application? Greenheck’s damper interactive selection guide removes the guesswork. Find blade type, velocity, pressure, AMCA listings, submittals, drawings and more, all in one easy-to-use format.

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