Energetic modernization of two buildings of the Vocational Training Centre (BBZ) of the Chamber of Craftsmen Oldenburg – 0705 Aluminium interior doors (RS elements).
Energetic modernization of 2 buildings of the Vocational Training Centre (BBZ) of the Chamber of Craftsmen Oldenburg – 0704 interior doors/steel frames.
Energetic modernisation of 2 buildings of the Vocational Training Centre (BBZ) of the Oldenburg Chamber of Craftsmen – 0701 Dry Building/System partitions/room works.