Volume Damper Low-Leak OBD 3000-0BDLL-52X34 Residential Registers & Grilles Hinged removable extruded aluminum face

Hinged removable extruded aluminum face frame with signature line marks

102 PC - corner

Directional volume diffuser with 4-way removable core

All steel construction

and handle

Volume Damper Low-Leak OBD 3000-0BDLL-52X34 Residential Registers & Grilles Hinged removable extruded aluminum faceh3. 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.