It may also be referred to as a drop ceiling, T-bar ceiling, false ceiling, suspended ceiling, grid ceiling, drop in ceiling, drop out ceiling, or ceiling tiles and is a staple of modern construction and architecture in both residential and commercial applications. A false ceiling is any secondary ceiling hanging from a floor whose basic function is to hide installations, improve acoustics and beautify spaces. Its most widespread concept is the false ceiling, but we can also refer to it as a technical ceiling or removable ceiling.