The prefabricated "shell" unit is a right-angled box measuring 2,4 m x 3,6 m x 6,6 m internally. It is constructed of 100 mm thick insulating panels.
The box is standing on its biggest flat side (21,6 m2). The colour of the block can be seen on the left.
The box is standing on its biggest flat side (21,6 m2). The colour of the block can be seen on the left.