The purpose of this document is to set the general criteria for choosing the materials used for the execution of works within the scope of NF DTU 40.11 P1.
NF P32-201-1-2:2020 history
2020NF P32-201-1-2:2020 Building works - Roof covering made of natural slates - Part 1-2 : general criteria for selection of materials
1993NF P32-201-1:1993 DTU 40-11. Building works. Roof covering made of slates. Part 1 : technical specifications.