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Ships within 48 hours · Estimated delivery Sep 23 - Sep 28
Square collar designed for 22" x 22" duct
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032 Aluminum construction * Tamper proof screws * Standard Color
Lever operated multi-shutter damper
Nylon bushings for easy adjustment and quiet setting of blades running parallel to shortest dimension
Parallel Blade Volume Damper 3000P-10 Smoke-Fire Damper Square collar designed for 22"h3. 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
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