Air Control Products: HHE/R-VCD
AirVent family →Round duct needs round control: the R-VCD swings a single blade through the duct on a central shaft, throttling flow with a quadrant handle or an actuator. The balancing damper for round mains, branch runs and every spigot that needs its own setting.
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More from Dampers
Manual or motorized multi-blade dampers for balancing air volume across supply and return mains: the tap of the duct system.
Aerofoil-blade VCDs: shaped blades that throttle high-airflow mains with less noise and turbulence than flat blades.
Weight-balanced dampers that automatically vent excess pressure: holding cleanroom and stairwell pressurization on target.
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