Source google image: http://publications.eti-construction.fr/res/binary/media_dt_card_0100_1_ameliorer_/eps_etic_ti721_0100i1.jpg
Cctp isolation des combles perdus
Source google image: http://publications.eti-construction.fr/res/binary/media_dt_card_0100_1_ameliorer_/eps_etic_ti721_0100i1.jpg