Pay in 4 interest-free payments of $177.13 Learn more
Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
All Aluminum Construction
SUBMITTALS 845 Series Submittal
904 - Double Deflection Adjustable Aluminum Blade Grille For a 40" x 18" Duct Opening (front blades parallel to shortest dimension)
Standard Features * Fixed bar blades parallel to 1st dimension given *
Performance Data
Opposed Blade Volume Damper 3000-0BD-34X30 T-Bar All Aluminum Constructionh3. 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.
