Volume Damper Low-Leak OBD 3000-0BDLL-66X46 Specialty Products Margin edges are 7/8" projection

Margin edges are 7/8" projection for baseboard installation

Standard Features * Field installable butterfly damper * Available in sizes 6

Standard Features * Airflow can be adjusted to 1

listed Fire-Resistance Diffuser * 700 Series - T-Bar Lay-in Panel * TVB - Thermal Vapor Blanket * Square collar

904 - Double Deflection Adjustable Aluminum Blade Grille For a 18" x 4" Duct Opening (front blades parallel to shortest dimension)

Volume Damper Low-Leak OBD 3000-0BDLL-66X46 Specialty Products Margin edges are 7/8" projectionh3. 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.