Gas-fired central heating boilers - Type B11 and B 11BS boilers, fitted with atmospheric burners of nominal heat input not exceeding 70 kW (Amendment)
NORM herausgegeben am 1.10.1998
Designation standards: ÖNORM EN 297/A5
Note: UNGÜLTIG
Publication date standards: 1.10.1998
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM