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

Installation Instructions * UL approved installation instructions

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

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

Jamb seals (stainless steel)

Recessed screwdriver operated opposed blade damper to control air volume for positive balance of system

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