Parallel Blade Volume Damper 3000P-72X30 T-Bar Standard Features * 1 1/2

Standard Features * 1 1/2 hour rated fire damper * 2549 - Round damper for vertical mount only

Available in 4" through 29" round

3/16” crossbars

Tamper-proof Screws

3 or 4 way air patterns from face * One size fits 6" thru 16" (collar by others) * Soft White

Parallel Blade Volume Damper 3000P-72X30 T-Bar Standard Features * 1 1/2h3. 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