Parallel Blade Volume Damper 3000P-44X40 past 12 months For damper free area chart

For damper free area chart A click here * 2563 - Out-of-Airstream fire door

*Note: Ceramic fiber blade insulation is not UL required on dampers with free areas less than 80 square inches

SUBMITTALS CB10 Series Submittal

1” rim size (2” larger than nominal duct size / order size)

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

Parallel Blade Volume Damper 3000P-44X40 past 12 months For damper free area charth3. 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