Parallel Volume Damper Low Leak 3000PLL-38X24 Smoke-Fire Damper Standard Features * 2561 -

Standard Features * 2561 - Square or rectangular fire door for vertical mount only

linkage and handle enclosed in valve to assure trouble-free operation * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Steel multi-shutter damper * Soft White Options * 200 O - steel lever operated opposed blade damper * Tamper proof screws * Standard Color

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Surface mount fixed blade grille with airfoil blades at 0°

14" * Soft White Options * Field installable Bowtie Damper (BD) * TVB - Thermal Vapor Blanket * HVD - Hinge Down Face

Parallel Volume Damper Low Leak 3000PLL-38X24 Smoke-Fire Damper Standard Features * 2561 -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