Polycell Polyfilla for Wood Hardener is a specialised liquid formulation that penetrates deeply into exterior and interior decayed or rotten wood. It hardens the softened fibres, seals the surface against moisture penetration and forms a solid base for filling once dry.
- Penetrates deeply into decayed or rotten wood.
- Reinforces and hardens softened wood fibres.
- Provides a solid base for filling.
- Maximises the durability of any wet rot repair.