Isopon Fastglas Glass Fibre Laminating Resin 1 Litre. Repair holes, splits and cracks in all kinds of objects around the home and garden. Bonds to most materials including: metal, wood, brick, stone and ceramics. Use with glass fibre mats and tissues. Quick and easy to use. Designed for fixing damaged body work. Supplied with easy to follow on pack instructions. For use with glass fibre mats and tissue Fastglas Resin is a quick and easy solution for fiberglass repairs.