CM - Circular Butterfly Damper

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DESCRIPTION:

Butterfly volume control, with two opposing fins that

open and close simultaneously with the action of a

screw in the center that is operated with a

screwdriver.

Available in diameters from 4” up to 24”.

MATERIALS:

Natural galvanized sheet. Diameters 4” up to 20”,

gauge 26 and diameters 22” and 24” with a 24

gauge.

FINISH:

Natural galvanized sheet.