Parallel Volume Damper Low Leak 3000PLL-72X62 past 12 months inner dimension and outside dimension

inner dimension and outside dimension sizes available * Tamper proof screws * Standard Color

Field installable bowtie damper with round ring

Adjustable aluminum curved blades

Maximum size 14"x14"

Standard Features * Extruded

Parallel Volume Damper Low Leak 3000PLL-72X62 past 12 months inner dimension and outside dimensionh3. 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