With the all the epoxy done, it was varnish time. Epoxy/fiberglass finish is incredibly strong. However the one weak point of epoxy is sunlight. UV rays can break down the finish in a year or two, causing delamination and failure. Varnish prevents that, or at least slows it down. Varnish itself can be broken down…
Sanding epoxy
Epoxy, sand, rinse, repeat
Carefully doing the math, a coat of epoxy on the outside of the boat adds 12oz of weight. Knowing that I made sure that the two additional coats would be all I need for a smooth finish. Each coat was rolled on with foam roller then any drips or runs were smoothed out with a…