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SMD-401M

The SMD-401M is a Class I leakage rated modulating smoke damper with extruded aluminum airfoil blades for operational closure in emergency smoke control situations. This model installs vertically or horizontally and is rated for airflow and leakage in either direction.

  • Pressure: Up to 4 in. wg
  • Velocity: Up to 2000 fpm
  • Temperature: Up to 250°F

Certifications:

California State Fire Marshal (Listing # 3230-0981: 0104)

UL 555S (Listing # R13317)

Purchase Options:
Codes:

International Building Code (IBC)

National Fire Protection Association (NFPA 90A, 92, 101 and 105)