"4 in 1" high-resistance bicomponent white GELCOAT. To be used like a regular filler to be knifed out: the final result is a bright white finish restoring the original chipped, scratched or dented gelcoat surface. It can be coated. The indispensable gelcoat repair kit. Gelcoat filler,  is a white filler for repairing holes, cracks or scratches in GRP. Repairs and fills surface scratches, holes etc in glassfibre hulls and superstructures. Supplied as a white paste which can be pigmented. Sets in 20 mins. It can even be polished to a gloss finish. No painting required. Supplied in a 200gm tin with a plastic applicator. Gelcoat filler is a white, waterproof gelcoat filler for surface repairs. It is paintable, easy to mix, apply, shape and sand. Suited to marine paint, can be painted with any marine paint. Use with glass-fibre Mat for structural repairs to GRP and can be used on glass-fibre or gelcoat. It has a working time of 8 min and a curing time of 20 min. Can tolerate temperatures up to +160°C. Net weight 241gm.