👉 Prefab, also known as prefabricated concrete or prefabrication, is a process that involves the construction of structures from preassembled blocks or units. These units are typically manufactured in large quantities and assembled on-site, often with minimal intervention by skilled workers. In the context of prefabricated concrete buildings, prefabs can refer to a type of building material that is made up of a series of modular components or modules that are then assembled together into a complete structure. The modules are typically