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sealine Gelcoat filler “Dry Fast” 100g Cold White 02

Sealine Gelcoat Filler is very fast hard and easy in use.

Sea-Line® Gelcoat Filler “Dry Fast” – Quick & Durable Surface Repair

Designed for efficient gelcoat restoration, Sea-Line® Gelcoat Filler “Dry Fast” is perfect for repairing minor scratches and splinters while maintaining a high-gloss, smooth finish. Its paste-based hardener and dense formulation ensure precise application, even on vertical surfaces, without unwanted dripping.


Key Features:

  • Thick Consistency – Prevents flowing on vertical surfaces, ensuring controlled application.
  • High-Humidity Adaptation – Optimized for marine environments where moisture levels are high.
  • Superior UV & Water Protection – Forms a strong, durable coating that resists sun exposure and water damage. 
  • Glossy, Hard Finish – Once cured, delivers a clean, shiny surface that enhances visual appeal.
  • Pollution Resistance – Designed to withstand prolonged exposure to harsh environmental conditions.
  • Non-Sticky Drying – Ensures a smooth, flawless finish without residual tackiness.
  • Can be sanded back and polished to match the exact colour of your boat


Perfect for boat owners, repair specialists, and marine professionals, this fast-curing gelcoat filler provides a reliable, long-lasting solution for surface restoration.