Replacement of fittings according to the 2024 water safety plan, schools in the city of Vienna, districts 1, 2, 3, 4, 5, 7, 9 and 10 - see tender documents
Replacement of fittings according to the 2024 water safety plan, schools of the city of Vienna, districts 11, 12, 13, 14, 15, 16 and 23 - see tender documents