I haven't done it, but I would think that you could do the same repair as on the decks, but rotate teh hulls so the side in question is on the top. Also, check on the forum on the Hobiecat website. Someond in there might have done it before.
Nick
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Previous Boats '84 H16 '82 H18 Magnum '74 Pearson 30 St. Louis, MO