Manual Air Control Damper with standard 3” shaft extension. 6” or 11” shaft extension options for field installed actuators.
Standard Construction:
Frame:
16 Ga. galvanized steel, 5" x 7/8" channel frame construction with die-formed corner gussets
Blades:
16 Ga. galvanized 3" V formed parallel or opposed closure action
Bearings:
Sintered bronze, oil impregnated
Axles:
1/2" square zinc plated steel
Linkage:
Zinc plated steel concealed in the channel frame
Finish:
Mill galvanized (optional stainless steel)
Optional Components:
Extended Shafts:
3" (80 Model), 6" (81 Model), 11" (82 Model)
Available in single-section sizes from 8" x 8" to 60" x 60"