- - Heating, ventilation and air-conditioning system
- - temp.-control system
- - Climate control system, in brief
- - Climate changer?: Abbr
- - Indoor climate-control tech.
- - Cool syst. for keeping buildings cool (or hot)
- - Temperature control syst
- - Climate control syst
- - temperature-control system, for short
- - Builder's concern, for short
- - Sort of rooftop unit, familiarly
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