Air conditioning apparatus for commercial buildings; Air conditioning apparatus for public buildings; Air delivery apparatus for cooling buildings; Air delivery apparatus for heating buildings; Air delivery apparatus for ventilating buildings; Apparatus for lighting buildings; Installations for recirculating heated air in industrial buildings; Installations for the distribution of air flow in buildings; Installations for the regulation of air flow in buildings; Ventilation (air conditioning) installations for buildings

Air conditioned rooms (structures or buildings); Air ducts of non-metallic materials for buildings; Buildings, not of metal; Buildings, transportable, not of metal; Complete buildings of non-metallic materials; Modular portable building units of non-metallic materials for construction into relocatable buildings; Modular prefabricated building units of non-metallic materials for the construction of buildings; Non-metallic air vents for buildings

Construction of buildings; Demolition of buildings; Dismantling of buildings; Installation of fittings for buildings; Maintenance and repair of buildings; Refurbishment of buildings; Renovation of buildings; Restoration of buildings

Operation of telecommunications systems; Telecommunications