How to repair and recoat gel coat finish on kayak or boat hull using DIY methods. This is a method for those with some experience with techniques of fiberglass repair and basic gel coat repair. It's suggested to learn how polyester resin works and basic fiberglass repair techniques before moving on to spraying gel coat. This method involves several dangerous chemicals and all proper protections must be in place before spraying gel coat or other products shown in this video. Use of personal protection equipment including a respirator is mandatory for any method or technique shown in this video. Do not risk personal injury, injury to others or damage to property. Attempt at your own risk. Nuf Said.

This is a spray gun method which produces higher quality results compared to a brush or roller. Be advised that to get to higher quality finishes you'll need additional steps of sanding with progressively finer grit sand paper between coats and using a final buffing compound at the final step. The sanding and polishing is a time consuming step that I will avoid here and I will leave my gel coat rough. This is still a much nicer finish than one can achieve with a paint brush and it covers a large area very quickly with even coats.