Parallel Blade Volume Damper 3000P-56X48 T-Bar to 23 29/32"

to 23 29/32"

Ceiling opening must be 4” larger in length and width than the nominal duct size

Flush core and frame provides smooth surface

Standard Features * 2649 - Round damper for vertical mount only

11/32” Wide x 1-27/32” High slots

Parallel Blade Volume Damper 3000P-56X48 T-Bar to 23 29/32"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