Parallel Blade Volume Damper 3000P-68X42 Residential Registers & Grilles Extruded aluminum frame with steel

Extruded aluminum frame with steel roll formed blades and steel multi-shutter damper

951 Series Engineering/Performance Data

1/2” Wide x 1/2” High square holes

Standard Features * Steel galvaneal construction * For evaporative coolers or central blower systems * Modern step-down design * 4-way air diffusion * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * One-piece removable slide damper for off season closure * Soft White

Parallel Blade Volume Damper 3000P-68X42 Residential Registers & Grilles Extruded aluminum frame with steelh3. 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