Parallel Blade Volume Damper 3000P-56X48 T-Bar Holds up to a 2"

Holds up to a 2" filter (not included) with filter retention tabs (FG2)

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

Available 4" thru 40" round

Designed for large volume air delivery

Damper manufactured from corrosion tested galvanized mild steel (G-90)

Parallel Blade Volume Damper 3000P-56X48 T-Bar Holds up to a 2"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