Volume Damper Low-Leak OBD 3000-0BDLL-70X32 past 12 months T-Bar Modular Core Diffuser

T-Bar Modular Core Diffuser

904 - Double Deflection Adjustable Aluminum Blade Grille For a 42" x 18" Duct Opening (front blades parallel to shortest dimension)

Plated Metal or Wood Finish available on this product

904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 18" Duct Opening (front blades parallel to shortest dimension)

Designed for return applications and as a vented access door to equipment

Volume Damper Low-Leak OBD 3000-0BDLL-70X32 past 12 months T-Bar Modular Core Diffuserh3. 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.