Retractable computer desks and computers

The School is looking to replace ICT equipment and furniture in three ICT classrooms, located on the first floor of a listed Victorian building. Access is via staircases, and there are no lift facilities. The classrooms are all between 50 and 60 square metres. We require 30 student computer desk units in each of the three classrooms (90 units in total). These require functionality to convert into normal desks for non-computer work, for example via retractable computer units. Conversion would ideally be via teacher-...