Repairing glassfibre.

This article from Practical Boat Owner offers tips for repairing glassfibre, specifically focusing on surface preparation, resin application, gap filling, and finishing. The author explains the differences between epoxy and polyester resins and when to use each. Techniques for applying glass mat and resin, as well as using putty for filling larger volumes or uneven surfaces, are also discussed. The article provides guidance on gap filling and applying gel coat, a polyester coating used for repairs on fiberglass boats. It also covers the process of repairing a hole in fiberglass and treating osmosis, where gel coat absorbs water. Step-by-step instructions and accompanying photographs are included for reference. [Extracted from the article]