Installations for technical building equipment, namely, air conditioning, ventilating and heating units for buildings; ceiling air cooling systems for buildings; air intake and air outlet ventilators for buildings; volume flow rate regulators and variable air volume (VAV) boxes for adaptation of air volume flow flowing through the pipes of air conditioning installations, namely, air flow volume controllers; cooling and heating units for installation on building ceilings and facades; process air conditioning installations, namely, air conditioning and ventilation units for use in manufacturing for safeguarding production processes and conditioning of goods; industrial wall, ceiling and floor air filter systems consisting of air filters, air inlets and air outlets for clean rooms; sluices and pipelines made of metal and/or plastic for the supply and disposal of media as parts of sanitary facilities; water disinfecting apparatus for air humidifiers that are in air conditioning units; air treatment units comprised of exhaust air and flue gas purifiers for thermically regenerative, thermically recuperative or catalytic post-combustion or for the separation of dust, aerosols and gaseous contamination; filtrating precipitators and absorption precipitators for removal of gaseous, pollutants or dust and aerosols in ventilating systems, namely, air purifiers; thermic and catalytic oxidation installations for air filtration, namely, air filtration installations for oxidation of gaseous hydrocarbon compounds such as thermal post-combustion installations for recuperative exhaust air preheating and regenerative exhaust air preheating, and catalytic post-combustion installations all for destroying airborne volatile organic compounds, airborne toxins, odors and other air pollutants from industrial operations; component part of air filtration system in the nature of contaminant reconcentrators for increase of concentration of components to be treated in a volume flow; and heat recovery together with thermic exit air cleaning installations, namely, heat exchanger for extraction of thermal energy contained in clean gas

Installation, machine care and repair of installations for technical building equipment, namely, air conditioning, ventilating and heating units; cleanup operations in the nature of rebuilding including constructional modification of technical building equipment, namely, rebuilding and updating air conditioning, ventilating and heating units

Development, implementation planning and technical support of installations for technical building equipment, namely, development of air conditioning units, ventilating units, and heating units