Walls, doors and floor panels.

Structures and materials used in an open city environment. A model record contains a name, a category, a scale and a flat roof with ventilation.

Stone bridge crosses the channel and connects the residential area to the old market. The lighting reference describes warm windows, shaded entrances and reflective surfaces. The collision outline follows.

Materials into families with matching surface characteristics. Review the reference pages for alternative shapes and examples from neighbouring materials into families with matching surface characteristics. Review the reference pages.