NEN EN 15821 : 2010

Covers multi firing sauna stoves in which the stones are separated from and indirectly heated by the fire and the flue gases and which may be re-fuelled with several fuel loads. It also defines requirements relating to the design, manufacture, construction, safety and performance (efficiency and emission), instructions and marking together with associated test methods and test fuels for type testing multi firing sauna stoves fired by solid fuel.