Opposed Blade Volume Damper 3000-0BD-44X42 Step Down Ceiling Diffuser see 2700 series)

see 2700 series)

2550 Series Submittal

T-Bar Modular Core Diffuser with Round Collar 6-14

Standard Features * T-Bar lay-in panel with perforated face * 2x2 galvaneal steel panel with seismic support hangers * Round No Labor Collar attached to panel * Soft White Options * 105 P D - multi-shutter damper with hinged perforated face * 105 P O - opposed blade damper with hinged perforated face * TVB - Thermal Vapor Blanket * Square collar

Standard Features * Universal Collars for T-bar supply and returns * Soft White Finish * Available for 6" to 14" round duct in 1" increments

Opposed Blade Volume Damper 3000-0BD-44X42 Step Down Ceiling Diffuser see 2700 series)h3. Standard Features * Opposed blade operation for precise volume control * 16 gauge galvanized channel frame * Blades are vee 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.