NF D35-337

Heating - Gas - Gas-fired central heating boiler of useful output not exceeding 70 kW designed to be connected to a mechanical installation for the evacuation of the combustion products

Le présent document définit les caractéristiques de construction, les caractéristiques de fonctionnement, la technique des essais et le marquage des chaudières de puissance utile inférieure ou égale à 70 kW susmentionnées. Il complète les normes NF EN 15502-1+A1:2015 et NF EN 15502-2-2:2014 qui s'appliquent en tout ou partie aux appareils couverts par le présent document.

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