Opposed Blade Volume Damper 3000-0BD-68X18 past 12 months REVIT FILES T-Bar Modular Core

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

All component parts

For evaporative coolers or central blower systems

904 - Double Deflection Adjustable Aluminum Blade Grille For a 20" x 20" Duct Opening (front blades parallel to shortest dimension)

Maximum size 60"x48"

Opposed Blade Volume Damper 3000-0BD-68X18 past 12 months 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.