I agree with Theo. Silicone will not stick to fiberglass like polysulfide...been there and done that mistake. Use Boatlife polysulfide and it will be the last time you will need to recaulk. Portholes don't need to be glued in either so 3M 5200 isn't necessary.
Bill _______________________________________________ http://mailman.xmission.com/cgi-bin/mailman/listinfo/montgomery_boats
