The noise protection solution for elevated sound absorption requirements:
Steel-connect-/screw system, hot-dip galvanized (100µ) and perforated
Homes that are opposite, for instance, can be a reason why, apart from sound dampening for the own noise protection, sound absorption is also an important point. With an absorbent wall, the sound does not bounce off the wall, the wall 'swallows' the sound.
Further information on the topic of noise is available here.