Air Conditioning Repairs Melbourne & Mornington Peninsula

Qualified, licensed personnel provide air conditioning repairs, servicing and replacement of faulty units, throughout south east Melbourne. We fix air conditioners in Pakenham, Berwick, Hallam, Cranbourne and Mornington and we'll make your unit work reliably. Enjoy cooler air this summer. Save on energy, and be more comfortable in a cool home or work place.

All popular brands of split system air conditioners, gas duct heaters, evaporative coolers and reverse cycle aircon systems repaired, serviced and installed within domestic and commercial premises.

We're gas hot water service system specialists, ready to fix or replace your water heating tank, so that you can enjoy a warm bath or shower today.

Your local master plumbers have been serving customers within the city of Casey and Mornington Peninsula for decades. We work with climate control systems every day, fixing them where possible, installing replacement parts and doing complete installations when required. That means you get upfront prices, with all work guaranteed. No hidden costs.

Licensed & Insured
MJ Air Service Van
Our qualified, licensed plumbers service all popular brands.

Split System

Refrigerant gas leaks repaired. Cracked or damaged condenser tubes and expansion joints replaced. Faulty or malfunctioinning compressors, vent fans and condenser coils replaced for greater operating efficiency.

Gas Heating

We clean and service flued systems and unflued gas systems. Clean, efficient flues ensure pollutants are expelled out into the air. We replace faulty heat exhangers and thermostats. Gas leaks fixed, faulty thermostats replaced.

Our Services


Our team of technicians are highly qualified and are licensed to repair, maintain and install all types of heating systems.


Our technicians are ARC- Certified and are experts in servicing, repairing and installing all types of cooling systems.


We offer maintenance and replacement service on all types of Hot water systems.

Gas Fitting Plumbers

Can you smell gas around your home, workshop or office?

We isolate and fix leaking gas, eliminating the risk of explosion or fire.

The causes of gas leaks can be dirt between joins, distorted flanges or threads, or faulty installation. We'll fix gas leaks fast.

Local Techinicians

Call a licensed plumber near you!
Service vans are located in Narre Warren, Mornington and Cranbourne.

Quick Contact

Your Guarantee

Tony Juma

MJ Air are licensed, qualified and fully insured. We don't compromise on anything- our workmanship is done by professionals who take pride in their work. There are no hidden costs. Know what a job will cost once we've had a chance to appraise it.

-Tony Juma