© Bac earnings date 2019PC-11 was formulated as a true marine epoxy, allowing users to bond to wet, dry and fully submerged substrates. PC-11 formulation provides extended working time, for large and critical jobs, which allows the user to reposition work or make changes.
Re: Fill a screw hole in fiberglass Marine-Tex 2-part epoxy paste would also work, though I recently found out (on this forum) about a far lower-cost sustitute called PC-11. Found it for about $5 for a 2oz kit at True Value (I hear that Home Depot, Ace, Lowe's also might carry it). PC Epoxy