Join Date: Sep 2005
Location: New Westminster, BC
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I'm sure you'll do OK with butyl tape.. just try not to squeeze it all out as you tighten the window into place.
FWIW I do know firsthand that DC 795 cleans up easily if you ever need to redo that seal and it works just fine against gelcoat. Again it's important to retain some 'gasket thickness' when done.
1984 Fast/Nicholson 345 "FastForward"
".. there is much you could do at sea with common sense.. and very little you could do without it.."
Capt G E Ericson (from "The Cruel Sea" by Nicholas Monsarrat)