SSNM-10 Series

The SSNM-10 series are horizontally mounted stainless steel backdraft dampers designed to allow vertical airflow up and prevent reverse airflow down. Model SSNM-10 has no flange, model SSNM-11 has a flange on the discharge side, and model SSNM-12 has a flange on the intake side. All dampers in this series open by air pressure differential and close by gravity.

  • 304 stainless steel
  • Pressure: Up to 2 in. wg
  • Velocity: Up to 2500 fpm
  • Temperature: Up to 180°F