Opposed Blade Volume Damper 3000-0BD-64X38 Smoke-Fire Damper Standard Features * Single plaque

Standard Features * Single plaque ceiling diffuser * 360 air diffusion * Hinged-down core for easy duct access * No Labor Collar * Seismic support hangers * Available sizes: 6"-10"

Type 316 stainless steel

Standard Features Double deflection surface mount grille with adjustable airfoil blades Front blades parallel to longest dimension

Available in 4" through 29" round

Designed for large volume air delivery

Opposed Blade Volume Damper 3000-0BD-64X38 Smoke-Fire Damper Standard Features * Single plaqueh3. 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.