York Flashings’ is the inventor of the following flexible flashings: stainless steel fabric, stainless steel self-adhering, stainless steel drainage plane, non-asphaltic copper fabric, and the original copper fabric. Specializing in through-wall flashings and transition membranes, York has been inventing and producing flashings since 1935. As the leader in the through-wall flashing industry York has led the charge to create flashings that are compatible with air barriers and insulations that now populate the wall systems. The focus on flashings that are affordable and last the life of the building has been York’s primary objective to give the industry materials that match the test of time. With great sales support and strong details, York is there to support your building efforts.