Wykabor 20.1 is a boron based wood treatment, which has been specially designed for use in all timbers at high risk of damage by wood boring insects, dry rot and wet rot. Wykabor 20.1 is ideal for joist ends, purling, wall plates, cut ends and rafter ends.
This timber treatment leaves no surface residue, is non-staining and can be over-painted after adequate curing time.