- Antifouling Paint Designed for Extreme Fouling Conditions with up to 75% Cuprous Oxide - Proven Track Record of Unparalleled Performance - Left In the Water, it Provides Classic, Year-Round Service - Hard, Durable, Finish for Long Lasting Performance Trinidad is the top-of-the-line in conventional antifouling paints. It has earned its reputation as one of the most respected names in the industry. Trinidad delivers an extremely high load of cuprous oxide (up to 75%), to combat even the most extreme fouling conditions. Its durable, hard modified epoxy finish has excellent adhesion, and is highly abrasion resistant. When left in the water, Trinidad will provide years of dependable service. The perfect choice for competitive racing or blue water cruising. Use 120 Thinner.