Instead of relying on a hardshell lid covering over a fold-out floor expansion, Roof Space's setup uses the floor panel as the roof, sandwiching the fabric tent with the second hard floor panel ...

Roof tents, in particular ... There are also two book-opening or fold-out models in the TentBox Lite 2.0 and the Lite XL, which we tested here. This is the largest tent in the current range ...