Norm [AKTUELL]

UNE-EN 1749
Classification of gas appliances according to the method of supplying combustion air and of evacuation of the combustion products (types)

Titel (englisch)

Classification of gas appliances according to the method of supplying combustion air and of evacuation of the combustion products (types)

Ausgabe 2021-01-20
Originalsprache Spanisch
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