Toiture
4	0.125	0.0435	0.26	3.8474	19970120	2.20
1	Mousses synthtiques  Mousse de polyurthane [NBN62002]	NBN B 62-002	0.1	0.028	0	0	3.57142857142857	
1	Bton normal lourd  arm [NBN62002]	NBN B 62-002	0.15	1.7	0	0	0.0882352941176471	
1	Pltre	Utilisateur	0.01	0.52	0	0	0.0192307692307692	
