To that I would add the temp of where your mixing and applying the
epoxy or gel coat needs to be within the range it was made for. This
is around 60-80 but check the data sheet. West Systems epoxy has a
tone of info on using epoxy for repairs on there web site and be
picked up in just about any boat store.

JFF

>I have done quite a bit of fiberglass work.  First how did this happen?
>Was this hole drilled in there for some reason?  If so, clean real
>good, and re-glass with a little fiber for support.  If this hole was
>a result of damage, you must ensure you get the glass resin deep
>in to any cracks.  Also ensure you add extra fiber on the under side
>were it will not be in the way or seen.  Any original fiber in this area
>has been damaged, and is useless.  If this area is needed for support,
>you my be better off grinding out the dammaged area completely.
>                                          ERic
>
>Mark Erb wrote:
>
>>I recently bought an 84 Westfalia with a 3 inch by 4 inch hole in the
>>front section of the fiberglass top. Anyone have experience and advice
>>with repairing the hole?
>>
>>I am a new member, thanks for any help,
>>Mark