Dulux Clear Varnish is a high build varnish available in a choice of finishes. Durable protective coating for interior wood. Traditional solvent based formulation. Tough formulation to withstand knocks, scruffs and spills. Where to use: Suitable for use over new or previously stained or varnished surfaces. For use on inerior doors, door frames, window frames, skirting, banisters, furniture and kitchen units. How much is needed: This 5L tin is normally sufficient for: 80m2