Chimneys - Thermal and fluid dynamic calculation methods - Part 2: Chimneys serving more than one heating appliance; German version EN 13384-2:2015— 83 стр.
Heating boilers - Part 5: Heating boilers for solid fuels, manually and automatically stoked, nominal heat output of up to 500 kW - Terminology, requirements, testing and marking; German version EN 303-5:2012— 83 стр.