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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
Designed to minimize vision into the air duct
alternate frame is extruded aluminum with signature line marks
Available in even sizes 6" to 20" and 24"
PERFORMANCE DATA CB-T Series Engineering/Performance Data
Volume Damper Low-Leak OBD 3000-0BDLL-34X28 Smoke-Fire Damper Designed to minimize vision intoh3. 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.
