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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
Nylon bushings for easy adjustment and quiet setting of blades running parallel to shortest dimension
904 - Double Deflection Adjustable Aluminum Blade Grille For a 20" x 12" Duct Opening (front blades parallel to shortest dimension)
1x2 T-Bar (10" x 22" duct)
Standard Features * Field installable butterfly damper * Available in sizes 6
Parallel Blade Volume Damper 3000P-42X28 Smoke-Fire Damper Nylon bushings for easy adjustmenth3. 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$ 17.00
US$ 195.00
US$ 131.50
US$ 185.00
US$ 175.00
US$ 119.00
US$ 131.50
US$ 131.50
