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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. Calcium silicate blade is equipped
with brass bearings and seals made out of polyurethane and
elastomer rubber.
Smoke control dampers FDSD are produced in sizes from
200x200 till 1500x800 mm.
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