Protection against pollution of potable water in water installations and general requirements of devices to prevent pollution by backflow
NORM herausgegeben am 1.4.2002
Designation standards: ČSN EN 1717
Classification mark: 755462
Catalog number: 63947
Note: UNGÜLTIG
Publication date standards: 1.4.2002
Approximate weight : 180 g (0.40 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN