I'm going to redo my solar and have my 5 year old solar panel available for a new home. It's a 290W unit and still installed if you want to see it in operation. Currently located in Jacksonville Fl, $100 and you come get it. Call/text me at 603/674-6681 if interested.
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Don't ask a bunch of unknown forum people if it is OK to do something on YOUR boat. It is your boat, do what you want!