Source google image: https://www.isover.fr/sites/isover.fr/files/styles/isvr_default/public/assets/images/s-isoler-des-bruits-d-impact.jpg
Isolation phonique insuffisante
Source google image: https://www.isover.fr/sites/isover.fr/files/styles/isvr_default/public/assets/images/s-isoler-des-bruits-d-impact.jpg