Standards
[CURRENT]
NF P11-221-1-1
; NF DTU 14.1 P1-1:2020-11-28
NF P11-221-1-1
; NF DTU 14.1 P1-1:2020-11-28
Building works - Tanking works - Part 1-1 : contract bill of technical model clauses
Title (German)
Bauarbeiten - Tanking Arbeiten - Teil 1-1 : Technische Vorschriften