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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
Standard Features * Fixed airfoil blades parallel to 1st dimension given *
Locking screw to hold damper in place
904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 18" Duct Opening (front blades parallel to shortest dimension)
904 - Double Deflection Adjustable Aluminum Blade Grille For a 48" x 8" Duct Opening (front blades parallel to shortest dimension)
Heavy duty steel honeycomb construction
Parallel Blade Volume Damper 3000P-68X56 Specialty Products Standard Features * Fixed airfoilh3. 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
US$ 138.33
US$ 175.08
US$ 170.28
