Parallel Blade Volume Damper 3000P-72X22 Smoke-Fire Damper * 2534 - Square or

* 2534 - Square or rectangular spring actuated (6) for horizontal or vertical mount

and 2x4 panels * Soft White

to 23 29/32"

with color matching Phillips Pozidriv screws

Heavy gauge steel construction

Parallel Blade Volume Damper 3000P-72X22 Smoke-Fire Damper * 2534 - Square orh3. 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