Opposed Blade Volume Damper 3000-0BD-40X40 T-Bar Available in 4" through 29"

Available in 4" through 29" round

055 T6 extruded aluminum * Five air patterns: 700 CB10 - one way

904 - Double Deflection Adjustable Aluminum Blade Grille For a 32" x 18" Duct Opening (front blades parallel to shortest dimension)

425 Series Submittal

945 Series Submittal

Opposed Blade Volume Damper 3000-0BD-40X40 T-Bar Available in 4" through 29"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.