"Installation work" refers to the tasks and activities involved in setting up or assembling something new, like a system, equipment, or machinery. Full definition
The new gallery has been concentrating exclusively on rarely seen installation works by both Italian and American artists. (nytimes.com)
Like my modular / installation works of 1968 these new modular shapes again use the negative background wall space but in a more assertive way. (minusspace.com)
It will include performances, talks and events, as well as sculptural and installation works in the surrounding area that will remain accessible through to the end of the season. (thespaces.com)