Air Conditioning Newcastle, Lake Macquarie and Hunter Valley. Specialists in domestic and commercial air conditioning throughout Newcastle. Ryan Haigh Air Conditioning is a premium air conditioning service provider specialising in installation, sales, service and maintenance of split system and ducted air conditioning systems in the Newcastle, Lake Macquarie, Central Coast, Port Stephens and Hunter Valley areas. Whether you need a small window wall air conditioner for your home or office, to a custom designed ducted system for commercial use, our experienced staff will assist you in making the right choice. With a fast turnaround, we can install your air conditioner anywhere in Newcastle and the Hunter Valley. We have a wide range and great prices on air conditioning systems from Derby, Fujitsu, Gree, Hitachi, Lennox, Midea, Mitsubishi Electric, Mitsubishi Heavy Industries, Samsung, Teco and Temperzone. Ryan Haigh Air Conditioning. Newcastle specialists in split system air conditioning and ducted air conditioning for domestic and commercial clients.