It is called partition, a word from the Arabic تَشْبِيك or tašbīk,[1]​ a thin wall that serves to separate rooms within a building.[1]​.

They are generally made of simple hollow brick[1]​ or other materials (concrete block or lightened mortar plates) plastered with plaster on one or both sides, depending on use. When the brick is of the type called double hollow, it is called partition.

Another alternative is wood. A wooden partition can be filled with noise insulation and is usually covered with plasterboard boards on top. It is a tough option, very quick to assemble and economical.

They are also made of large perforated plaster plates or with two thin layers of plasterboard screwed to specific metal profiles, with an insulating padding of fiberglass plates.

The partition is a delimiting element, not a structural one. The following types of partitions are distinguished: