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Ships within 48 hours · Estimated delivery Aug 25 - Aug 30
Submittal and Performance Data
904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 16" Duct Opening (front blades parallel to shortest dimension)
* 2634 - Square or rectangular Spring actuated (6) out-of-airstream fire damper for horizontal or vertical mount
Options (must specify when ordering)
Opposed Blade Volume Damper 3000-0BD-20X20 Specialty Products Submittal and Performance Datah3. 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.
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