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Round damper + Universal damper drive + Mini ceiling cup Damper System Features & Typical Application One piece cable drive system consisting of RT-WGA universal damper drive, MAT RT-250 round damper (or damper by others), rotary actuation cable, and RT-CCM miniature round ceiling cup RT-CCM ceiling cover is a paintable 1" diameter thin profile cap that provides an unobtrusive finish. It is commonly used when celling aesthetics are an important design factor Typical application is for branch duct take-off balancing with cable termination in the ceiling  Damper adjustment is accomplished via rotary cable actuation using a standard 1/4” hex nut driver or MAT square nut driver Round Damper (RT-250) Available in 6 to 20 Ø Single blade shaft driven damper 20 ga. galvanized steel construction Standoff bracket for RT-WGA mounting Open/close blade stops Universal Damper Drive (RT-WGA) A one piece unit designed to work with most factory/shop built dampers Mounts to the damper in two easy steps Worm gear design prevents inadvertent damper blade movement after balancing Can drive single blade dampers up to 36" diameter Miniature Round Ceiling Cup (RT-CCM) UL94-V0 flammability rated paintable white nylon material 1" diameter thin profile cap can be used in single or double layer drywall ceilings Galvannealed steel cable mounting bracket pre-assembled to actuation cable No linkage or cable adjustment required during installation

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