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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
Square collar designed for a 20” × 20”
For evaporative cooling or high velocity exhaust applications
Stamped steel face with roll formed frame
916 Series Submittal
REVIT FILES Egg Crate T-Bar Filter Grille 2" with Round Collar
Opposed Blade Volume Damper 3000-0BD-70X24 Step Down Ceiling Diffuser Square collar designed for ah3. 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.
