Prefab steel buildings are, by design, expandable and very flexible. If you start to outgrow your space, simply add another section.Prefabs are like building blocks,they are already put together but only so far,so they can be shipped to the desired location.Prefab buildings go up very fast as most of the normal construction is already (Prefab) before it has arrived.So this is just like putting together building blocks.
Pre-engineered metal buildings can be designed to endure the harshest weather environment, such as heavy snows, tornadoes, hurricanes, intense heat, and even earthquakes. By utilizing the proper insulation and construction materials, steel and metal buildings are often the most energy efficient buildings available
Steel buildings are popular for industrial applications. The common types of pre-engineered building available include truss-type, rigid frame, post-and-beam, and sloped roof. Prefabricated building engineered at the factory in accordance with pre-decided dimensions and completely recyclable material guarantee that there is no residual waste.
A Pre-engineered metal building are the most economical way of building commercial projects in the building industry today
There are good points, and they are not so good points in prefab buildings.