Air Conditioning, Installation & Services


Air Conditioning & Refrigeration

Air Conditioning for Home, Commercial or Industrial Requirements.

Sub Zero Air Conditioning Toowoomba offers sales, installation, service & repair of any unit in your home or workplace.

With an extensive range of air conditioning services available, we make sure the system is the right one for you.

Sub Zero Air Conditioning and Installation abide by all Australian air conditioning and refrigeration standards to ensure licensed, quality guaranteed workmanship.

Service Areas

Brisbane, Ipswich, Toowoomba / Darling Downs, Warwick, Roma, Yarraman, Wallangarra,
most areas of South East Queensland


Residential Air Conditioning

Home Air Conditioning Installation & Climate solutions with reverse cycle, split-systems.

Commercial Air Conditioning

Retail Shop & Office Air Conditioning Installation reverse cycle, split-system, climate solutions.

Commercial Refrigeration

When you own a business with a priority to keep food or other products cold..

air conditioning

Industrial Air Conditioning

Climate Control for Shopping Centers & Factories.

MyAir Remote Control

With The MyAir App or Touchscreen Control, you control your entire air-conditioning system.

AC Maintenance

Residential, Commercial, Office or Industrial
air conditioning maintenance

AC Repairs

Residential, Commercial or Industrial
air conditioning repairs


“Get up to $300 cashback” promotion has been extended!

ends Jan 31st 2021


Enquire now for a FREE no obligation quote.

We supply and install all brands of wall mounted, split systems, ceiling mount or ducted air conditioning.

Sweltering aussie summers make air conditioning systems a must!

Air conditioning circulates and filters the air and also removes pollutants and mold as well.

This is essential especially for those who suffer from allergies and asthma.

Whether at home or in the office, air conditioning makes our interior environments better to work & live in.

Need us for air conditioner install only?

AC Maintenance

Is your AC unit using more power than required?

The secret to air conditioners that work well is…


Some Frequently Asked Questions

If you want your home cool in summer & warm in winter, a reverse cycle, inverter split system is the most popular type, depending on your situation. If you are unsure, give us a call - view more: residential-high-wall-split-system

  • 2.6kw is suitable for rooms approx 10 - 25 sq meters
    3.5kw is suitable for rooms approx 25 - 35 sq meters
  • 5 - 6kw range is suitable for rooms approx 35 - 60 sq meters

Panasonic have an app that can help you calculate what size air conditioner you need:

Capacity of air conditioners is generally:

  • 2kW
  • 2.5kW
  • 3.5kW
  • 4.6kW
  • 5kW
  • 6kW
  • 7.1kW
  • 8.5kW
  • 9.4kW

 2Kw, 3.5Kw & 5Kw are the most popular sizes.

All our work is guaranteed. When supplying units we recommend manufacture's that have industry respect for reliability and efficiency such as daiken who have manufactured and sold air conditioners in Australia for more than 40 years.

Depending on the environment or air purity, in a normal domestic situation once every season is adequate. In a commercial situation, once every month. Split systems need to be checked for blockages and cleanliness to reduce the likelihood of breakdown or transfer of bacteria - view more: ac-system-maintenance

Inverter air conditioners are more economical to operate and quieter to run than conventional units. They can handle wider extremes in temperature, are smoother and more stable in operation and reach the desired temperature more quickly than conventional air conditioners.

ac system install

AC Repair

Your air conditioner need repair?

If something isn’t right with heating or cooling we can to diagnose and repair the problem.