Volume Damper Low-Leak OBD 3000-0BDLL-66X64 T-Bar 2x4 T-Bar (22" x 46"

2x4 T-Bar (22" x 46" duct)

smooth style * 360 air diffusion * Excellent for variable air volume applications * Hinged-down core for easy access * No Labor Collar * Seismic support hangers * Available sizes: 6"-10"

Air Patterns

Blades spaced at 2/3"

Options * 2800 Series - Dynamic Fire Damper * Sleeve variations * 304 stainless steel construction * Fractional and odd sizes available h3

Volume Damper Low-Leak OBD 3000-0BDLL-66X64 T-Bar 2x4 T-Bar (22" x 46"h3. 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.