Source google image: https://architecteo.com/architecteo-wpcontent/uploads/2017/03/isolation-comble-perdu-avec-isolant-souffl%C3%A9-sur-plafond.png
Isolation comble faux plafond
Source google image: https://architecteo.com/architecteo-wpcontent/uploads/2017/03/isolation-comble-perdu-avec-isolant-souffl%C3%A9-sur-plafond.png