Gas-fired central heating boilers. Specific requirements for condensing boilers with a nominal heat input not exceeding 70 kW
NORM herausgegeben am 1.8.2001
Designation standards: STN EN 677
Classification mark: 075326
Catalog number: 82923
Note: UNGÜLTIG
Publication date standards: 1.8.2001
Approximate weight : 30 g (0.07 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN