1. Construction of building engineering networks and provision of climate for public buildings

1.1 Ventilation
1.2 Conditioning
1.3 Heating
1.4 Construction of heating units
1.5 Water and sewerage

1.6 BMS and automation solutions

2. Industrial buildings and industrial parks

2.1 Construction and maintenance of industrial refrigeration systems
2.2 Construction and maintenance of tunnel dryers
2.3 Construction of heating and heating units

3. Service

3.1 Maintenance of ventilation systems
3.2 Maintenance of cooling systems
3.3 Maintenance of heating systems
3.4 Maintenance of heating units
3.5 Servicing automation solutions