Application
TUBSH is designed to remove smoke from buildings in the event of a fire. This unit features fusible link damper springs which force dampers to open when the fusible links melt at 165°F (73°C). The TUBSH is designed to meet the time/temperature standards - 500°F (260°C) for 4 hours, 1000°F (537°C) for 15 minutes, and snow load test for dampers set forth by UL, IRI, and SBCCI.
Sizes (wheel diameters)
24 to 60 inches (609 mm to 1,524 mm)
Performance
Airflow to 70,700 CFM (120,119 m3/hour)
Static pressure to 1.5 inches w.g. (372 Pa)