Opposed Blade Volume Damper 3000-0BD-50X14 T-Bar UL listed and tested in

UL listed and tested in accordance with UL Standard 555C

Standard Features * Designed for return or exhaust applications * 3/16" holes on 1/4" staggered centers * Heavy gauge steel * Seismic support holes * 1x2

3/16" cross bars

Steel construction

Opposed Blade Volume Damper 3000-0BD-50X14 T-Bar UL listed and tested inh3. Standard Features * Opposed blade operation for precise volume control * 16 gauge galvanized channel frame * Blades are vee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3.