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Used to raise and lower
fire curtains |
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Lowering speed is controlled
by a hydraulic speed regulator. |
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Hand crank or motorized
versions are available. |
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75' of
5/16" of drive line included. This
is connected to a clew (order separately)
that connects to the lift lines. |
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The
curtain is held in place by a caliper disk
brake or clutch held engaged by the fire
line. When released an adjustable hydraulic
speed governor controls the curtain's speed
during its descent. |
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