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Frame: |
8" x 2" x 12 ga. galvanized steel |
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Blade: |
14 ga. galvanized steel double skin airfoil on 6"-8"
centers. |
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Bearings: |
Ball Bearings bolted to frame. |
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Axle: |
3/4" dia. plated steel continuous. |
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Linkage: |
Plated steel, out of airstream. |
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Finish: |
Mill Galvanized. |
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Operator: |
Heavy Duty Quadrant. |
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Available
Sizes: |
Minimum Size: 8"w x 8h" for 1 blade. 8"w x
14"h for 2 blades. Maximum Size:
60"w x 96"h
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Maximum Velocity: |
5,000 fpm |
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Maximum Pressure: |
14" w. g. |
Maximum
Temperature: |
250 degrees F. |
Materials and dimensions are subject
to changeAll
dampers must be installed square and free from racking. |