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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Stamped steel face with roll formed frame
Maximum single section size 24"x24"
Extruded aluminum frame with steel roll formed blades and steel multi-shutter damper
SD34 Submittal Drawing
Adjustable curved blade diffuser
Parallel Volume Damper Low Leak 3000PLL-66X58 Smoke-Fire Damper Stamped steel face with rollh3. 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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