Parallel Blade Volume Damper 3000P-66X34 Step Down Ceiling Diffuser Installation Instructions * UL approved

Installation Instructions * UL approved installation instructions

12" and 14") * HVD OR - factory installed opposed radial damper (sizes 6"-14") * HVD FR - U

904 - Double Deflection Adjustable Aluminum Blade Grille For a 32" x 18" Duct Opening (front blades parallel to shortest dimension)

sizes T-20 Tamper Proof Screws SUBMITTAL 903 Series Submittal PERFORMANCE DATA 903 Series Engineering/Performance Data REVIT FILES Surface Mount Aluminum Supply Diffuser Double Deflection front Long with Damper Surface Mount Aluminum Supply Diffuser Double Deflection front Long

Adjustable directional dampers with shut-off

Parallel Blade Volume Damper 3000P-66X34 Step Down Ceiling Diffuser Installation Instructions * UL approvedh3. 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