„It is loud. It is humming. I cannot sleep”. A situation probably all of us have been through – as a producer, installer or customer. This low frequent “brumbling” noise drives you crazy. But it does not come by surprise. We are all moving closer together – not only in urban areas but also regionally i.e. in multiple family homes. In addition, we are getting more and more aware of noises and their impact on our daily lives. Several studies have shown that this will become even more important in the future.

This means we have to take a comprehensive look at the sources of noise. Not only focusing on primary but also bringing ...