Source google image: https://www.leroymerlin.fr/multimedia/641401185380/comment-poser-un-insert/vp-08-003-comment-poser-un-insert.jpg
Hotte de cheminée en siporex
Source google image: https://www.leroymerlin.fr/multimedia/641401185380/comment-poser-un-insert/vp-08-003-comment-poser-un-insert.jpg