Potable water pipe networks, such as:
1) Cold and hot water supply systems for civil and industrial constructions, e.g. in residential buildings, hospitals, hotels, school and office buildings, ship building sports facilities etc;
2) Drinking water system and food industry pipe works;
3) Central air conditoning system and heating system for residential houses;
4) Irrigating system in gardens and green houses;
5) Public and sport facilities such as swimming pool and stadiums.