This requirement is to replace all windows on the ground and upper floors of the Mezbua Duplex, and the contractor shall provide all equipment, tools, material, labor and supervision required for the ... This requirement is to replace all windows on the ground and upper floors of the Mezbua Duplex, and the contractor shall provide all equipment, tools, material, labor and supervision required for the professional and successful installation of the windows and completion of tasks. There shall be no fogging of windows, but all windows shall be clear and transparent. The contractor shall be responsible for verifying the dimensions of all windows sections before final production and installation