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Art. 33 External building elements, partitions and building facilities
1 External building elements form the external boundary of a room (e.g. windows, external doors, external walls, roofs). 2 Partitions (e.g. internal walls, ceilings, doors) serve to separate individual units, such as dwellings, within the building. 3 Building facilities are fixed installations such as heating, ventilation, supply and disposal systems, lifts and washing machines. |