[Trayder]

Edloh-

As Fellowship states and as I have done you can gel-coat over epoxy. There are certain prepararions you have to do but it can be done without a hitch.

Gel-coat to epoxy = mechanical bond

Gel-coat to Poly = chemical bond and I think mechanical if the poly is dry?

Get the west sytems book on repairing fiverglass boats it is avail anywhere that sells west systems and has good pointers no matter what type of method and our material you use