ABOUT US Coastline Air are based on the Central Coast, servicing Sydney, Central Coast, Hunter region and Newcastle. We are a local, friendly, fully qualified and fully licensed residential air conditioning team, offering nothing but quality for your home or office. Specialising in the installation of all major brand air conditioners, whether it’s a simple split systems for a bedroom or a major rough in for your new build or renovation, we have the solution for you. SERVICES Split Systems Ducted Systems Service & Maintenance Call us today for further information.