Smoke control dampers FDSD. Smoke control dampers FDSD are used in smoke extraction systems for extraction of smoke gases or providing suppy air to one or more fire compartments.

• Smoke control dampers consist of steel sheet case, calcium silicate damper blade, damper blade mechanism outside of the airflow and an electric actuator.
• Smoke control damper case is made out of galvanized steel sheet casing.
• Variants produced from stainless steel and powder coated steel are also available.