Air-conditioning installations; Air filtering installations; Dehumidifiers for household purposes; Drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems; Fans for air conditioning apparatus; Gas scrubbing apparatus; Industrial dehumidifiers

Air-conditioning installations; Air filtering installations; Dehumidifiers for household purposes; Drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems; Fans for air conditioning apparatus; Gas scrubbing apparatus; Industrial dehumidifiers