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Chan Chuan Chang Metal Works
The Air Distribution Manufacturer you can TRUST...
OPPOSED BLADE DAMPER
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Add-on most of the Grilles and Diffusers
VOLUME CONTROL DAMPER
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Control the amount of air flowing through ventilation duct systems
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Standard material used for construction are G.I Steel with flange for duct mounting
LOW-LEAKAGE DAMPER
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Low-Leakage Dampers are tested as per AMCA Standard 500-D-07
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Used to control the amount of air flowing through ventiliation duct systems
MOTORISED CONTROL DAMPER
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uses an actuator which is coupled to
the shaft to determine the amount of air flowing
through ventilation duct systems
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