How to mend damage below water level

 

For damage on plastic materials: Scrape the area clean, wash with Boat Cleaner, rinse with water and let dry.

Apply Epoxy-Filler which is an epoxi putty, let harden and sand it down evenly/level to the hull. Wash surface with Boat Cleaner, rinse with water and let dry. Apply Epoxy-Primer before painting the area with antifouling.

For damage on steel, iron or led: Scrape the area clean, wash with Boat Cleaner, rinse with water and let dry. Apply one layer of Epoxy-Primer before using the Epoxy-Filler. Sand it down evenly/level to the hull. Wash surface with Boat Cleaner, rinse with water and let dry. Apply Epoxy-Primer before painting the area with antifouling.