Heating boilers - Part 3: Gas-fired central heating boilers - Assembly comprising a boiler body and a forced draught burner (consolidated version)
NORM herausgegeben am 1.12.2004
Designation standards: ÖNORM EN 303-3
Note: UNGÜLTIG
Publication date standards: 1.12.2004
The number of pages: 49
Approximate weight : 147 g (0.32 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM