By mechanically separating the visible metal surfaces from the acoustic absorber the most important components of noise abating systems can be selected independently from each other.
Metallic cloths are taut in front of a wall, under a ceiling, or between vertical posts similar to a fabric curtain. The tensioning forces are taken up by supporting rails or frames.
Without any further coating all surfaces are permanently resistant to corrosion, they repel dirt and are easy to clean. Additionally, the open mesh structure has proved to be exceptionally unattractive for graffiti spraying.