As I understand it, basically the same reason the panel with the
utility ports gets rotted out on Westys-- insulation sponges up water,
deterioration ensues...

> If Vanagon exhausts behave anything like motorcycle exhausts, be aware
> that wrapping may accelerate rust on your pipes. Not sure why, I'm
> pretty non-technical, perhaps something to do with condensation
> settling between the wrap and the pipe? Can anyone elaborate on /
> disprove this statement? Any preparation necessary prior to wrapping?
>