Parallel Volume Damper Low Leak 3000PLL-56X28 Step Down Ceiling Diffuser Standard Features * Cones are

Standard Features * Cones are one-piece stamped construction providing a clean

RS52 Series Engineering/Performance Data

945 Series Engineering/Performance Data

032 Aluminum construction * Tamper proof screws * Standard Color

1550 Series Submittal

Parallel Volume Damper Low Leak 3000PLL-56X28 Step Down Ceiling Diffuser Standard Features * Cones areh3. 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