BACK DRAFT DAMPER(DYB)
BUTTERFLY DAMPER [DYBT]
GUILLOTINE DAMPER [DYG]
HEAVY DUTY DAMPER[DYH]
Low Leakage Damper(DYKL)-100mm
Low Leakage Damper[DYKS]-70mm
Low Leakage Damper[DYKA]-150mm
VOLUME CONTROL DAMPER(DYVS)
ZERO LEAKAGE DAMPER [DYZ]
Safety Damper(DYSD)
RELIEF DAMPER [DYRD]
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