ROUND VOLUME CONTROL DAMPERS
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RVCD GB-30,
Galvanized Steel / Stainless steel Construction.

Single Butter fly Blade; Low Leakage Rating to Class-2 ; Drive : Manual
Quadrant:RVCD-GB-30
RVCD GB 30 Series is a galvanized steel high performance low leakage volume control damper, to ensure lowest resistance to airflow in HVAC systems with velocities to 2000 fpm (10.2 m/sec.) and 4” w.g. (1000Pa) may be installed vertically or horizontally and is rated for airflow and leakage class 1 class 2 in either direction. The standard construction is suitable for a leakage of class 1 <1% , class 2 <3%  when in either direction.