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Divided 2-way multi-louver and combination shut-off
½ × ½ × ½ Aluminum lattice
CSFM California State Fire Marshal listed
700 CB20C - corner
Install with louvers in up or down position for best duct concealment
Parallel Blade Volume Damper 3000P-40X36 Accessories Divided 2-way multi-louver and combinationh3. 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$ 24.99
US$ 20.00
US$ 15.99
