Opposed Blade Volume Damper 3000-0BD-72X22 Specialty Products Use for applications with round

Use for applications with round ductwork to create a clean and easy to install finish for your round registers or diffusers

Steel construction

Ceramic fiber blade insulation with fiberglass cover*

Fixed bars with 0° deflection

Round Bowtie Damper

Opposed Blade Volume Damper 3000-0BD-72X22 Specialty Products Use for applications with roundh3. 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.