
Smoke and exit gas chimneys (flues) - Three-leaf chimneys with internal refractory tube - Insulation layer - Marking of conformity
NORM herausgegeben am 1.1.1995
Designation standards: ÖNORM B8241
Note: UNGÜLTIG
Publication date standards: 1.1.1995
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM