Parallel Blade Volume Damper 3000P-48X36 Step Down Ceiling Diffuser 2750 Series Submittal

2750 Series Submittal

Available 4" thru 52" round

Hinged perforated face with screwdriver access to release

Available in 6”–12” collar sizes

915 Series Submittal

Parallel Blade Volume Damper 3000P-48X36 Step Down Ceiling Diffuser 2750 Series Submittalh3. 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