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Old 02-17-2016, 04:01 PM   #26
Tad Roberts
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City: Flattop Islands
Country: Canada
Vessel Name: Blackfish
Vessel Model: custom
Join Date: Dec 2012
Posts: 711
The double lights are just built in redundancy, required for commercial (Charter) vessels. They also have a full alarm panel in the pilothouse to indicate when one of those lights goes out.
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