Parallel Volume Damper Low Leak 3000PLL-20X22 T-Bar UL listed and tested in

UL listed and tested in accordance with UL Standard 555C

Standard Features * Field installable butterfly damper * Available in sizes 6

UL listed and tested in accordance with UL Standard 555

Mounting Holes - Designed for ceiling or sidewall application

Standard Features * Adjustable curved blade

Parallel Volume Damper Low Leak 3000PLL-20X22 T-Bar UL listed and tested inh3. 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