It starts with a small leak around a piece of deck hardware or even a pinhole in a resin-starved layup. Water seeps between the layers of fiberglass, rotting balsa and plywood cores and turning them into mush. Even rot-proof foam cores can be progressively delaminated by sailing stress and the repeated expansion of ice during […]
When applying a paste cleaner, a toothbrush is useful for buffing tight spots and working into the pores of welds; follow by buffing with a cotton cloth. A green 3M scrubby pad helps for removing more aggressive stains. Continued rusting in welded areas might indicate a developing failure, requiring replacement. Rinse thoroughly with fresh water and mild soap when done buffing.