Solvent polyurethane impregnation alkyd varnish. Protects, decorates, waterproofs wood. Suitable for all external and internal wooden surfaces, such as doors, windows, frames, pergolas, fences, cladding. The built-in filters against ultraviolet radiation and its water-repellent property effectively protect against the sun, rain and humidity. At the same time, due to the special biocides it contains, it protects its surface from the growth of mold and fungi. It penetrates deep into the pores of the wood allowing it to breathe. Its elasticity allows it to follow the contractions and expansions of the wood, without cracking or peeling. Available in various shades.