Electronic apparatus and instruments for controlling, regulating and monitoring heating, air conditioning and ventilating installations for use in clean room installations; electronic control, regulating and monitoring apparatus and instruments, namely, thermostats, monitors and recording devices, measuring and control devices for pressure, temperature, consumption, and speed, all for control and monitoring of building and supply components, namely, air conditioners, clean rooms, clean air suppliers, and filter fan units; Electronic apparatus and instruments, namely, computers for monitoring and/or automating building control technology

Fans, filters for the industrial air purification, air filter ventilator units, lights, ventilating apparatus for air conditioning as well as air conditioning apparatus, all being for use in clean rooms, climatic chambers, clean room ceilings, rotation air showers and tunnel air showers; all the aforementioned goods fitted to the use in grid ceilings, walls, floors, covering plates and partitions; heating and air conditioning installations for building technology; refrigerating, heating, drying and ventilating installations, equipment and apparatus; air conditioning equipment and apparatus and installations consisting thereof; dust, solvent vapour and oil mist extraction and separating apparatus and installations, all being for use in clean room installations or for use in the treatment of atmospheric gases; fans for the aforementioned goods

Building construction supervision, assembly and installation services relating to the installation of building technology and process technology installations for air conditioning technology, clean room technology, building technology, electrical engineering, supply engineering, disposal engineering, environmental monitoring, automatization and media supply purposes; maintenance in the field of repair and cleaning of semi-conductor factories; construction of semi-conductor factories, assembly services relating to the installation and installation services relating to the building of semi-conductor factories; installation and assembly services relating to the installation of heating, refrigerating, air conditioning, drying, ventilating, extraction and separating installations and apparatus; implementation of maintenance and inspection works in the context of maintenance and inspection intervals stipulated by the manufacturer and repair and maintenance of heating, refrigerating, air conditioning, drying, ventilating, extraction and separating installations and apparatus; assembly services relating to the installation and installation of environmental protection apparatus and devices for existing factories

Technical planning of building technology and process technology installations for the air conditioning technology, clean room technology, building technology, electrical engineering, supply engineering, disposal engineering, environmental monitoring, automatization and media supply purposes; performance of technical inspections of statutory operability of heating, refrigerating, air conditioning, drying, ventilating, extraction and separating installations and apparatus; building technology services, namely, performance of technical inspections of operability of building technology installations and of technical production and process flow; technical planning and consultancy therefor relating to implementation of production process and flow in the field of microelectronics, the pharmaceutical industry and the food industry; technical planning and consultancy therefor relating to design and engineering of environmentally-friendly microelectronics; technological consultancy for the design and engineering of environmentally-friendly microelectronics; technical consultancy in the redesigning of semi-conductor factories; technical consultancy in the fields of energy measurement for improving ecological efficiency and energy saving and recycling technology; technical planning relating to the design and engineering of semi-conductor factories; technical planning, performance of technical inspection, as well as certification of clean rooms and all types of technical building equipment at the stages of planning, installation, function and performance, and of the documentation therefore in the context of technical project management and performance of technical inspections; technical planning relating to the design and engineering of building and process technology installations