Drinking water supply systems; drinking water protection and drinking water quality control (DVGW code of practice).
STANDARD published on 1.12.1988
Designation standards: DIN 1988-4:1988-12
Note: WITHDRAWN
Publication date standards: 1.12.1988
The number of pages: 15
Approximate weight : 45 g (0.10 lbs)
Country: German technical standard
Category: Technical standards DIN
Technische Regeln für Trinkwasser-Installationen (TRWI); Schutz des Trinkwassers, Erhaltung der Trinkwassergüte; Technische Regel des DVGW.