MJ Air is a Melbourne-based heating, cooling and hot water repair service providing reliable, high-quality solutions for homes across Melbourne’s East and South East suburbs, as well as the Mornington Peninsula.

With over 20 years of hands-on industry experience, we have worked on a wide range of systems in all types of homes, from older properties with ageing ducted heating units through to modern energy-efficient split systems in new residential estates. This experience allows us to quickly identify faults, understand system behaviour, and deliver practical repair solutions without unnecessary delays.

We are fully licensed and insured, including being ARC Certified, ensuring all work is completed safely, professionally, and in line with current industry standards.