We call it HVAC (Heating, Ventilation, Air Conditioning), and so do other countries that speak English for a reason. It’s different from heating in that air conditioning can also involve controlling air humidity/quality.
Heating gets its own because until reversible heat pumps, it was a separate system that only heated the building (sometimes not even the air directly in the case of heated floors).
We call it HVAC (Heating, Ventilation, Air Conditioning), and so do other countries that speak English for a reason. It’s different from heating in that air conditioning can also involve controlling air humidity/quality.
Heating gets its own because until reversible heat pumps, it was a separate system that only heated the building (sometimes not even the air directly in the case of heated floors).