accordion wall

But they don't raise a roof or expand accordion walls over the first floor.

What probably saved the lives of all the people in the room was an accordion wall that was sometimes used to divide the dining area.

Each room has a kind of accordion wall that rolls along an overhead track and locks into place, transforming the 11 large lab rooms into 21 small ones.

You could make a witty sconce out of a Luxo-type lamp with a chrome accordion wall bracket similar to a shaving mirror's (Semester, $9.95).