Dampers
Non-Return Damper (NRD)
Backdraft / non-return damper preventing reverse airflow in ducts and ventilation systems.
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Volume Control Damper (VCD)
Square and rectangular parallel-blade or opposed-blade volume control dampers rated for pressures up to 3000 Pa.
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Fire Damper (FD)
Curtain and multi-blade fire dampers rated up to two to four hours with low leakage — suitable for ductwork, fire walls and ceiling slabs.
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