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Ships within 48 hours · Estimated delivery Nov 13 - Nov 18
3 or 4 way air patterns from face * One size fits 6" thru 16" (collar by others) * Soft White
904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 16" Duct Opening (front blades parallel to shortest dimension)
Zinc plated steel closure spring
904 - Double Deflection Adjustable Aluminum Blade Grille For a 18" x 12" Duct Opening (front blades parallel to shortest dimension)
1600 Series Submittal
Parallel Volume Damper Low Leak 3000PLL-60X54 T-Bar 3 or 4 way airh3. 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
