Rectangular Dampers
Rectangular Control and Manual Balancing Dampers
Aluminum 3-V, Aluminum Airfoil, Steel 3-V, Steel Airfoil, Thermally Efficient
CD-145, CD-146
Airfoil Ultra Low Leakage, Aluminum Extruded, Narrow Control Damper with Blades Contained Within the Frame
![Airfoil Ultra Low Leakage, Aluminum Extruded, Narrow Control Damper with Blades Contained Within the Frame](https://unitedenertech.com/images/product-photos/_productThumb/CD-145-146.png)
Product Overview
Model CD-145 (Opposed Blade) or CD-146 (Parallel Blade) Ultra low leakage extruded rectangular control damper ideal for tight narrow places where the blade can not extend beyond the frame.