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EM-30 Series

The EM-30 series are vertically mounted backdraft dampers designed to allow horizontal airflow. Model EM-30 has no flange, model EM-31 has a flange on the discharge side, and model EM-32 has a flange on the intake side. All dampers in this series open by air pressure differential and close by gravity. This series includes adjustable counterbalance weights to assist opening.

  • Aluminum construction
  • Pressure: Up to 10 in. wg
  • Velocity: Up to 3500 fpm
  • Temperature: Up to 180°F

Certifications:

AMCA Air Leakage and Air Performance

Purchase Options:
Codes:

ASHRAE 90.1

IECC (International Energy Conservation Code)