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REVIT FILES T-Bar Modular Core Diffuser with Round Collar 16
Free area equals more than 75% of nominal size
Nylon bushings on adj
Note: Listed Size Is Nominal Duct Opening / Nominal Filter Size
For damper free area chart B click here * 2565 - Round fire door for vertical mount only
Parallel Blade Volume Damper 3000P-54X48 Smoke-Fire Damper REVIT FILES T-Bar Modular Coreh3. Standard Features * 16 gauge galvanized channel frame * Parallel blades are cee 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. Options * 3000 PLL Low Leak Air Control
