Parallel Blade Volume Damper 3000P-70X50 past 12 months 1550 Series Submittal

1550 Series Submittal

904 - Double Deflection Adjustable Aluminum Blade Grille For a 34" x 18" Duct Opening (front blades parallel to shortest dimension)

Step down core designed for 4-way uniform air distribution

listed Fire-Resistance Diffuser * 700 Series - T-Bar Lay-in Panel * TVB - Thermal Vapor Blanket * Square collar

REVIT FILES Spiral Diffuser Radius Flush Mount Diffuser Single Deflection

Parallel Blade Volume Damper 3000P-70X50 past 12 months 1550 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