Using aluminum extrusions rather than steel allows for a lighter load on the structure of the façade. Breaking down the dual curves into units allowed also for much quicker assembly on site. The Petersen Museum. Image from A. Zahner Company

Using aluminum extrusions rather than steel allows for a lighter load on the structure of the façade.
Breaking down the dual curves into units allowed also for much quicker assembly on site.
The Petersen Museum.

Image from A. Zahner Company