The creation of atriums in modern buildings is a highly aesthetic solution, and offers plenty of natural light from ceiling in cases where conventional Architectural Systems could not give solutions. Used in swimming pools, gyms, shopping centers, offices, public buildings by creating a pleasant feeling and welfare conditions to visitors. It is essential for the proper functioning be equipped with drainage system to remove water and be chosen in for their construction materials durability, on time and corrosion, after difficult climatic conditions.