Control Damper
AC-53 control damper employs narrowline aluminum airfoil blades that operate with an aluminum channel frame for automatic air control and manual balancing in low to medium pressure and velocity applications.
Frame: 4" x 1" x 0.081" minimum (102 x 25 x 2.1) extruded aluminum channel.
Blades: 4" (102) heavy gauge, dual wall extruded aluminum - airfoil. Parallel.
Axles: 1/2" (13) diameter plated steel hex.
Linkage: Concealed in frame.
Bearings: Synthetic.
Seals: PVC blade edge seals and flexible metal jamb seals.
Control Shaft: 1/2" x 6" (13 x 152) round drive axle with outboard shaft support bracket and bearing supplied on all single section dampers for field installation.
Minimum Size: One Blade: 6" x 6" (152 x 152), Two Blades: 6" x 9" (152 x 229)
Maximum Size: Single Section: 60" x 72" (1524 x 1829)
Multiple Sections: Unlimited
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