Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems (room units F24F1/00)

Child Classifications

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• F24F 2003/003
• F24F 2003/008
• F24F 3/001
• F24F 3/02 characterised by the pressure or velocity of the primary air
• F24F 3/044 Systems in which all treatment is given in the central station, i.e. all-air systems
• F24F 3/06 characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units
• F24F 3/12 characterised by the treatment of the air otherwise than by heating and cooling