Dias Air are heating and cooling experts in Emerald, MelbourneDias Air are Emerald’s heating and cooling experts, with almost ten years operating in Emerald and the surrounding suburbs. We’re a family owned company of expert, highly trained and qualified plumbers.

We work with a wide range of products and market leading brands in order to bring our customers the highest level of heating and air conditioning services throughout Melbourne’s south eastern suburbs.

Whether you need a complete new system, or you just need your current system serviced or repaired – our friendly tradesmen are available for same day appointments, and we also offer 24/7 emergency availability.

Qualified & Experienced Professionals

All of our tradesmen are qualified plumbers and members of the Masters Plumber Association, so you know that you’re in good hands, and can trust that we’ll do the job right every time. All workmanship comes with 6 year warranty so you can have the peace of mind that our services won’t let you down.

Give our friendly team a call today, and we’ll send a technician out to your home to assess your requirements, and provide you with an obligation-free quote on the best system to meet your requirements.

If you need heating or cooling services in Emerald give Dias Air a call today!



Melbourne can get cold – contact us today to make sure our team can help you stay warm and comfortable year-round with a quality heating system.

Air-conditioning & Cooling

Our technicians will work with you to understand your requirements, and provide the best air-conditioning unit for you.

Residential & Light Commercial

We deliver heating and cooling solutions in both the domestic and light commercial market.

Purchase & Installation

Purchase your system directly from Dias Air and save money with our competitive pricing. Our friendly technicians will supply the best system for your needs and budget.

Repairs & Maintenance

Has your heating or cooling unit broken down? When was the last time you had it serviced? We provide maintenance and repair services for all major brands of heating and cooling systems.



We strive to provide the best possible customer service to each and every one of our clients, to make sure you walk away happy and satisfied with both our customer service and our workmanship.

Our business thrives on making our customers’ life easy when it comes to all things heating and cooling!Dias Air - Member of Master Plumbers Australia

  • Licensed Plumbers – Licence Number: 107046
  • Member of Master Plumber Association
  • Emergency availability 24 x 7
  • 6 Year Workmanship Guarantee
  • Family owned and operated
  • Competitive Pricing
  • Your local plumbers in Emerald & surrounding suburbs
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 Dias Air
He knew exactly what he was talking about when choosing a unit to suit the house. Best part of all his prices are very reasonable. I would highly recommend Dias Air to anyone looking to get heating or cooling installed in their house
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.