Dias Air offers cost effective and qualified heating and cooling services across Melbourne including installation, maintenance and repair of all major brands and systems. Dias Air has been in operation since 2007, we are licensed plumbers and members of the Member of Master Plumbers Association.

We are highly experienced and our attention to quality makes us the number one choice when you’re looking for the best in heating and cooling services.

We have over 10 years experience in heating and cooling systems.

  • Family owned and operated
  • Licensed Plumbers
  • Member of Master Plumber Association
  • 24 / 7 + emergency availability
  • 6 Year Workmanship Guarantees
  • Highly Competitive pricing
  • Operate Across Melbourne

At Dias Air we specialise in the domestic and light commercial market of heating and cooling. We cater from a basic service on your existing unit all the way to a complete new installation.


Dias Air offers the full range of Heating and Cooling services across Melbourne.  We can help with the following systems


We are the team to take care of you.

Dias Air can advise you, supply you with new equipment at competitive prices, service and maintain your current equipment or fully install your new equipment, We are passionate and fastidious about our workmanship and deliver our installation with care that it deserves.

We are a family owned business established in 2007. Our reputation for high quality work in our Installations has brought the company to where it is now. We take pride in what we do and treat every installation with the high level of quality and care which it deserves.

I would highly recommend Dias Air to anyone looking to get heating or cooling installed in their house. Amazing service. Thanks Marlon and i hope to deal with you again.
We were quoted a very fair and reasonable price. We could not be happier with the service we received and I highly recommend Dias Air to anyone.Thanks again Marlon!``
A friend recommended Marlon from Dias Air. I gave him a buzz and right from the start he was very helpful and was also very friendly. He knew exactly what he was talking about when choosing a unit to suit the house.