The trade, installation and repair of sanitary, heating and burner systems, including ventilation, air conditioning, alternative and solar energy systems, water supply systems, swimming pools and garden irrigation systems, as well as water treatment systems, and all sheet metal and insulation work and construction work of any kind; the company is also dedicated to interior and kitchen design and can manage a technical office, in particular also for calculations and estimates; the company can also participate in and finance similar companies, as well as hold, rent and manage real estate and carry out any activity related to or connected to the company's purpose.