Parallel Blade Volume Damper 3000P-66X60 Specialty Products Airfoil blades individually adjustable on

Airfoil blades individually adjustable on 3/4" centers

Fixed bars with 0° deflection

165° standard * All sizes utilize one main curtain stay * Galvanized finish h3

Standard Features * Stamped steel curved blade T-Bar lay-in diffuser with perforated face * Five air patterns: 101 P - one way

Double deflection surface mount grille with adjustable airfoil blades

Parallel Blade Volume Damper 3000P-66X60 Specialty Products Airfoil blades individually adjustable onh3. 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