9
Measuring apparatus and instruments, in particular measuring apparatus for testing the air permeability of buildings; Aerometers; Data-processing apparatus; Computer programs (recorded and downloadable),In particular computer programs for building simulation, CAD programs and programs for calculating, simulating, evaluating measured values and/or displaying structural properties; Electrical sensors,In particular for determining air pressure and air flow rates; Air analysis apparatus
37
Building construction; Repair; Installation services,In particular building insulating, Insulating services, Assembly of doors and windows; Building construction supervision; Rental of machines, tools and apparatus for building construction, in particular apparatus for testing the air permeability of buildings; Ventilation and air-conditioning technology services
42
Scientific and technological services and research and development relating thereto; Architectural consultancy; Consultancy relating to the conservation of energy; Technical measuring and testing laboratories, in particular for testing the air permeability of buildings; Engineering; Technical testing, in particular for testing the air permeability of buildings; Calculating emissions and pollutant concentrations; Surveying; Calibration and function testing of measuring apparatus; Environmental assessment services; Material testing; Certification services