Very coarse (40 or 50 grit) sandpaper wrapped around a curved piece of foam works well.

> I have been having a hard time fairing the inside of the hull.I have tried
> all kinds of sanders and haven't been able to get the strips very
> consistantly even at all. Actually it looks crummy. And the worst part is
> when I went to apply the epoxy seal coat all the glue that I
> couldn't/didn't see shows up like a sore thumb.I am fussy and I want to
> solve this problem.What are you all doing ? I haven't been able to make a
> custom convex plane yet but I suspect this is the only way to go. Thanks
> Rick :(