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International Ultra 300

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International Ultra 300 is a premium hard antifouling product which is formulated to be effective against fouling organisms including slime, aquatic plants and animals. It can be burnished to provide a smoother finish and can be scrubbed and cleaned if required.

Additional sizes are available - please contact us if you would like us to order an option which is not in stock.

  • International Ultra 300 is suitable for fast power boats
  • Suitable for fresh and salt water environments
  • Substrates: suitably prepared GRP, steel, lead, iron and wood. Not suitable for aluminium/alloy substrates or zinc sprayed surfaces
  • Application method: brush, roller
  • Practical coverage: 9 /litre per coat
  • Recommended number of coats: 2 for 12 months. Extra stripe coat recommended in areas of high wear
  • Touch dry: 20 minutes to 1 hour (temperature dependent)
  • Overcoat time (Ultra 300): 4 hours to 16 hours (temperature dependent)
  • Immersion time: 6 hours to 24 hours (temperature dependent). Maximum immersion time 6 months
  • Sheen/finish: Matt
International Ultra 300International Ultra 300