Manufacture and installation of industrial equipments for cold production
Repair and maintenance of house boilers
General coordination on the construction site
Building of conveyance, distribution and water disposal networks
Installation in buildings or in other projects of building of: heating, cooling and ventilation systems (except heating)
Work of insulation of pipes for heating or cooling
Building of coolers, vaults, etc.
Monitoring of building works (carcass, installation, finishing, etc.)
Development of projects requiring acoustic engineering, technics of air-conditioning, cooling, refrigeration, sanitation and fight against pollution, etc.
Repair of electronic devices
Installation of industrial machines, devices and equipment
Construction of civil-technical works for electricity and telecommunications
Electro-technical installation works at buildings
Electro-technical installation works, with the exception of those executed at buildings
Installation of heating, air-conditioning and ventilation
Retail trade in electronic domestic devices in specialised shops
Engineers and similar technical advisors, with the exception of surveyors
Other types of technical and scientific activities