Opposed Blade Volume Damper 3000-0BD-58X56 Smoke-Fire Damper REVIT FILES T-Bar Modular Core

REVIT FILES T-Bar Modular Core Diffuser with Round Collar 16

linkage and handle enclosed in valve to assure trouble-free operation * Soft White Options * 955 O - steel opposed blade damper * Tamper proof screws * Standard Color or Designer Color Finish available on this product

see 2700 series)

Standard Features 1” rim size (2” larger than nominal duct size / order size) 14 gauge steel construction Countersunk mounting holes for a flush appearance 1-27/32” Wide x 11/32” High slots on staggered centers

Minimum size is 4"x4"

Opposed Blade Volume Damper 3000-0BD-58X56 Smoke-Fire Damper REVIT FILES T-Bar Modular Coreh3. 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.