Steel warehouses are primarily made of steel, and to ensure longevity, steel warehouses are made of high grade steel. Such basic components comprise of structural steel beams and steel panels and various forms of insulation materials such as polyurethane and polystyrene. These elements combine in such a way that they facilitate maximum thermal and energy efficiency. Coatings are also used to protect against rust and corrosion, thereby prolonging the service life of the structure. The type of materials used in the construction of steel warehouses, determined the quality of structures, as well as their efficiency in operation which is crucial for any business seeking investment in steel warehouses.