The round fire damper type FDCDD is suitable for installation in walls to prevent fire spread through the ventilation ducts and between fire compartments. Fire damper FDCDD is made up of a galvanized sheet steel housing, a calcium silicate damper blade, high temperature resistant insulation frame made of calcium silicate and an electric servo motor.
Most important features:
- Fire damper including installation frame and Belimo motor.
- The indicated damper blade density is class C and has been tested in accordance with EN 1751.
- No mounting of control mechanism on housing of the damper.
- More compact and lighter product.