3.2. - Technology and el. equipment for wastewater treatment plants
3.3. - Sediment and solid residues management
5.7. - Relief, control and pressure-reducing valves
8.1. - Water and flow meters for cold water
8.2. - Waste water flowmeters
8.7. - Process monitoring devices in sewage sector
8.8. - Devices for remote inspection and control
8.9. - Other control and regulation systems
10.3. - Laboratory, electronic and other balances
10.5. - Colorimeters
10.11. - Measuring equipment
10.12. - Operational and controlling technology