Which is produced in different sizes and sizes using rebar. This product is produced in the form of flats with different dimensions and in small openings or springs, it is in the form of a network in which rebars or wires are stacked horizontally and vertically on top of each other and are welded together. Galvanized type is also produced and used, but due to the high cost of that type of iron is common. Due to its high strength and cost-effectiveness in construction, it is an engineering structure that has the ability to compete with other methods. Mesh is used in the construction of prefabricated structures, roofs, floors and walls, and can also be used to protect buildings and premises.