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. Use in cponjunction with Polycell Polyfilla for Wood Large Repairs woodfiller for a long lasting repair.
Fortifies decayed and rotten wood
Sets rock hard
Creates a solid base for filling
Exterior and Interior use