Calder Patination Oil Protective Coating is a high-grade solution specifically designed to provide a protective layer for new lead sheet or flashings. This specialist oil treatment forms a barrier against compounds in the atmosphere that can cause lead to deteriorate over time. Calder Patination Oil not only does it help preserve the longevity of the lead, it also enhances its appearance by imparting a pleasing uniform matt finish. The application process is simple and straightforward, ensuring efficient usage for construction professionals and DIY enthusiasts alike.