Protection against pollution of water intended for human consumption in potable water installations and general requirements for devices to prevent pollution by backflow
NORM herausgegeben am 1.11.2025
Designation standards: ČSN EN 1717
Classification mark: 755462
Catalog number: 522378
Note: UNGÜLTIG
Publication date standards: 1.11.2025
The number of pages: 72
Approximate weight : 216 g (0.48 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN