Premium preservative and protective impregnation varnish for wooden surfaces. A wood preservative that penetrates deep into the wood and protects it from woodworm, fungi and blue stains, thus highlighting the natural beauty of wood. It may be overpainted and shows resistance to weather conditions and aging. It does not peel or swell. Used for indoor or outdoor applications, on old or new wooden surfaces (e.g. doors, windows, wooden constructions, garden furniture, etc.).