- Apply antifouling after removing slime or fouling with high pressure fresh water, remove loose antifouling and spot repair with the recommended primer.
- As above but light wet-sanding of the existing antifouling is required, then rewash before painting.
- As above but apply a barrier coat of Seajet 015 Underwater Primer before applying the new coating.
- Remove the existing antifouling and apply the recommended primer system before applying antifouling.
Don't take any risks! Remove existing antifouling in poor condition.