Ceiling and Wall Installations
Introduction
In construction, it is known as roof (from the Latin tectum and this in turn from the verb tegere with the meaning of covering, covering, protecting) (also roofing[1] or ceiling)[2] to the set of construction provisions of the upper part of a building, construction, cabin, etc., which covers and closes it,[3] mainly to protect its interior against weather and humidity.
The upper facing of a room is also called this, although it is more appropriate to call it ceiling[4] or sky, especially when they are flat and do not have a special shape, in which case they are called according to that shape vault, dome, coffered ceiling, etc.
The ceiling is the upper surface of a room or space, usually located at the upper boundary of a room, providing a protective covering for the interior. In architectural design, ceilings are an essential element, contributing not only to the structural integrity of a building, but also to its aesthetic appeal. Although ceilings have primarily functional purposes, such as protecting the interior from weather conditions and providing insulation, they also serve a variety of other functions, such as acoustic control, lighting integration, and decorative enhancement.
The most common type of ceiling is the false ceiling, which is suspended from the structural elements above. Drywall is attached directly to ceiling joists or to a few layers of moisture-resistant plywood, which are in turn attached to the joists. Pipes or ducts, as well as insulating and fire-retardant material, can be installed in the gap above the ceiling. Alternatively, ceilings can be spray painted, leaving the pipes and ducts exposed but painted, and using spray foam.
A subset of the false ceiling is the suspended ceiling, in which a network of aluminum braces, instead of drywall, is attached to the joists, forming a series of rectangular spaces. Individual pieces of cardboard are then placed at the bottom of those spaces, so that the outside face of the cardboard, interspersed with aluminum studs, looks like the ceiling from below. This makes it relatively easy to repair the pipes and insulation behind the ceiling, since all that is needed is to lift the cardboard, rather than digging through the drywall and then replacing it.
Ceilings can be constructed from a variety of materials, including plaster, wood, metal, and even glass, each offering different benefits and visual effects. The type of material used often depends on the purpose of the ceiling, the overall style of the room, and practical considerations such as durability, sound insulation, and ease of installation. For example, in residential buildings, gypsum ceilings are common, while in commercial or industrial spaces, metallic or acoustic tiles can be used to address the need for soundproofing.