Parallel Volume Damper Low Leak 3000PLL-70X58 Step Down Ceiling Diffuser Lever operated steel multi-shutter damper

Lever operated steel multi-shutter damper

How To Order Spirals

RS34 Series Submittal

Blades spaced at 2/3"

SUBMITTAL 600TFG Series Submittal

Parallel Volume Damper Low Leak 3000PLL-70X58 Step Down Ceiling Diffuser Lever operated steel multi-shutter damperh3. 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