: 18 foot Night Heron. NO hatches. End pour looks...fairly difficult.
: Saw in a book where guy made a small dam around 6" from
: bow/stern in hull...then filled it with epoxy. He used
: MICROballoons to take up space. googled Micro stuff. More than
: one option. One place ...fiberglass Supply had 32 oz for
: $4.30...other places it was as much as $30 ....is there a
: certain kind I should use? anyone know the ration of Micro to
: epoxy?

I don't use end pours, too much weight. I do though use internal stems and fill the gap between the stems and the strips with epoxy/microballons. It's a tiny amount vs. an end pour but does the same thing.

Bill H.