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Old 7th Nov 2017, 2:09 pm   #14
Boater Sam
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Join Date: Dec 2013
Location: Middlewich, Cheshire, UK. & Winter in the Philippines.
Posts: 3,897
Default Re: Best oil-proof sealant?

I don't think you will ever seal coax. Even water finds its way down aerial leads eventually, for a considerable distance.
Feed-through insulators?
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