Originally Posted by RobGallagher
Respectfully... Never seen a waterproof winch cover so stopping the water from getting in might be moot. They might slow the water evaporation down keeping them from drying out ...Then again, I'm no expert.
They don't have to be waterproof, just shed enough water so it does not get drenched inside on a regular basis. Sunbrella does this (ever sit under a sunbrella awning in the rain?)