Sources Sought STATE, DEPARTMENT OF OCONUS Window Replacement Program: The United States Government, Department of State, Bureau of Overseas Buildings Operations is seeking project development, design, and construction services for a window replacement project in Cairo, Egypt. The project scope includes replacing the existing steel window frame assembly with new aluminum, thermally broken window frames with all-glass Insulated Glass Unit (IGU) glazing panels or a glass clad polycarbonate IGU. This project is for a high-rise building in an overseas location.