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FSD-311V

The FSD-311V is a vertical blade combination fire smoke damper with airfoil style blades. This model installs in walls or partitions and is rated for airflow and leakage in either direction.

  • Pressure: Up to 4 in. wg (1 kPa)
  • Velocity: Up to 4,000 fpm (20.3 m/s)
  • Temperature: Up to 350掳F (177掳C)

Certifications:

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

UL 555 and UL 555S (Listing #R13317)

California State Fire Marshall (Listing # 3225-0981:0103)

Codes:

International Building Code (IBC)

National Fire Protection Association (NFPA 80, 90A, 92, 101, and 105)

Purchase Options: