The Teroson UP 620 Gelcoat Filler 241g is a gelcoat filler that perfect for restoring surfaces on hulls and glass fibre panels. Easily repairing osmosis blisters and other forms of surface damage, it can be used on glass fibre and gelcoat finishes. Once it's set, it is fully waterproof and can be painted over if needed.
- Restores original surface finish
- Repairs osmosis and surface damage
- Waterproof once set
- Can be over painted