The document contains 4 diagrams and descriptions of a house labeled A4. Each page outlines the layout and installation plans, including locations for a WC, bedrooms, family room, kitchen, dining room, and porch. The diagrams are labeled as the floor plan, installation layout, installation execution, and piping installation. They were created on November 2, 2016 by Anggi Yoan Libowo and signed by Zanu Saputra, with a scale of 1:1 millimeters.