Description

To compare the European Standards EN 12354-1 to EN 12354-4 of 2000 with the new
European/International Standards EN ISO 12354-1 to EN ISO 12354-4 of 2017 is the main
objective of this paper. Such a comparison will allow to list and to understand the main changes in
order to guide the necessary changes in the associated calculation procedures to predict the
acoustic performance of buildings.