Air Conditioning Adelaide. Adelaide heating and cooling is a renowned name in ducted gas heating, air conditioning installation,repairs & sales in and across Adelaide. For the complete HVAC maintenance, installation and repair you can hire Adelaide Heating and Cooling Professional Contractors in Adelaide. These contractors will make sure you have an efficient system in your building. The contractors are efficient of giving services for all type HVAC systems including the AC units, heating system, furnaces, heat pumps and more.