Rectangular Dampers
Rectangular Control and Manual Balancing Dampers
Aluminum 3-V, Aluminum Airfoil, Steel 3-V, Steel Airfoil, Thermally Efficient
CD-120, CD-121
Class I, Galvanized Steel Hat Channel Frame and 3V Blade Control Damper, 12" w.g.
Application
Model CD-120 (Opposed Blade) or CD-111 (Parallel Blade) low leakage AMCA Class I, 18 Gauge, Galvanized Steel Hat Channel Frame and 3V Blade Control Damper, 12" w.g.
