Remote Control Twisting Cable
Products intended to balance air duct via steel rod control system.
RD-RC
Round Single Blade Damper
![Round Single Blade Damper](https://unitedenertech.com/images/product-photos/_productThumb/RD-RC.png)
Product Overview
The Model RD-RC was developed for air balancing in round ducts above inaccessible ceilings with adjustments via twisting cable and terminal controller.