Mitcham's Air Conditioning and Heating SpecialistsAIR CONDITIONING & HEATING MITCHAM

Dias Air are Heating and Cooling specialists operating in Melbourne’s south eastern suburbs, working in Mitcham and the surrounding area.

We specialise in the installation, maintenance and repairs of all heating and cooling systems for residential and light commercial clients. We have a team of highly trained and experienced technicians who can service all of your needs when it comes to heating and cooling services – this includes installation, repairs and maintenance.

Dias Air has built a reputation over the past 10 years for exceptional customer service and that our customers know that we do things the right way, every time. As licensed plumbers and members of the Master Plumbers associate we’ve been the leading heating and cooling experts for homes around Mitcham,

If you’re looking to find the perfect solution for your home – give us a call today!



We can make purchasing and installing a new system easy for you. Purchase your new system directly from us and save time and money while receiving expert advice, workmanship and guarantees.

System maintenance and servicing

All systems suffer from wear and tear over time. This can lead to breakdowns and a build up or increase of allergens in the air. Regular servicing and maintenance on your systems is essential to ensure that your system is operating at its best.

System repairs

If your heating or cooling system breaks down, you may not have to replace the entire unit. We repair all major brands, so if you have a breakdown give us a call today and we may be able to save you a significant investment by repairing your current system. We also offer same day appointments and 24/7 emergency call outs.

Call for a free quote from our friendly team today.

Heating and Cooling Services - Noble Park

Wall Split Systems

For both heating and cooling a specific room, like a bedroom or a study. A very popular choice for ease of use, convenience and efficiency – you can’t go wrong.

Ducted Split Systems

The bigger brother to the wall split system, the ducted system delivers both heated and cooled air via concealed ducts strategically placed throughout the home to keep you comfortable all year round, with minimal visual intrusion.

Evaporative Cooling

Evaporative Cooling is the cheapest option to cool your entire house.  You can keep cool in the summer months for as little as 17 cents per day depending on the size of your house!

Add on Cooling units

A highly efficient option that can be used for both heating and cooling your home. Add on cooling uses natural gas which means it’s a very efficient and cost effective option.

Not sure what your home in regards to heating and cooling systems? Get in touch with us for a quote today.


That’s a good question. You need to know that whoever you engage to carry out such an important job in your home has the experience and skills to ensure the highest of quality and workmanship. All of our technicians are licensed mechanical plumbers, and members of the Master Plumbers Association, so you can be assured that we’ll deliver only the highest quality of service.

Here’s why you should choose Dias Air to solve your heating and cooling needs:

  • Family owned and operated
  • Licensed Plumbers & Member of Master Plumbers Association
  • Highly competitive pricing
  • Same day call-out available
  • 24 / 7 + emergency availability
  • 6 Year Workmanship Guarantees

Have a question? Get in touch with one of our friendly team today!


Getting in touch with Dias Air is as simple as sending us an email using our contact form or picking up the phone and calling us right now. On first contact with our team we can discuss your requirements for heating and cooling and provide you with some recommendations and pricing expectations with no obligations. After our initial chat we often recommend having a technician come out to your home to inspect the premise and we can better advice on heating and cooling systems that will be effective for your home and budget.

Our team is prompt and reliable so we’ll decide on a time and date that’s convenient for you and you can assure that we’ll arrive when you expect us to arrive.

Once we provide you with our free and no obligation quote you’ll be able to see that our prices are highly competitive while ensure the utmost importance of quality of service. We’re confident you’ll find what you’re looking for with Dias Air.