NA 119
DIN Standards Committee Water Practice
Draft standard
[Withdrawn]
DIN 1988-400
DIN 1988-400
Codes of practice for drinking water installations - Part 400: Protection of drinking water, drinking water control; DVGW code of practice
Title (German)
Technische Regeln für Trinkwasser-Installationen - Teil 400: Schutz des Trinkwassers, Erhaltung der Trinkwassergüte; Technische Regel des DVGW