Parallel Blade Volume Damper 3000P-36X24 T-Bar Check out the All About

Check out the All About Spirals page

Square collar designed for 20” × 20” duct

14" and 16" * Soft White Options * 825 MA - modular core fixed blade diffuser with field adjustable air patterns * Field installable Bowtie Damper (BD) (sizes 6-14") * 825 OR - factory installed opposed radial damper (sizes 6"-14") * 825 FR - U

For damper free area chart B click here * 2565 - Round fire door for vertical mount only

Parallel Blade Volume Damper 3000P-36X24 T-Bar Check out the All Abouth3. 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