Melbourne’s Trusted Commercial Air Conditioning Experts
We design, install, and maintain HVAC systems for businesses of all sizes—from small offices to large commercial facilities. Whatever your needs, we’ll create a solution that works for you.
Commercial HVAC Services We Offer
Air Four offers a full range of commercial Air Conditioning and Mechanical Services to ensure that you have the best temperature control systems installed, maintained, and repaired with minimal disruption to your operations.
Our innovative solutions ensure that your systems run efficiently, keep energy costs low, and maintain consistent and comfortable work environment for your team.
- HVAC Design Services
- New Installations
- System Upgrades and replacements
- HVAC Preventative Maintenance
- 24/7 Emergency Service


Creating Climate Control Systems For Your Individual Needs
With over 35 years of expertise in air conditioning installation and maintenance, we have built a reputation for delivering exceptional climate control services in Melbourne to a diverse range of clients including office buildings, schools, kindergartens and aged care facilities.
We work with industry leading brands including Daikin and Mitsubishi to design and install the best option for your space.
- Ducted Air Conditioning
- Wall Splits
- Cassette
- Multi Splits
- Reverse Cycle
- Evaporative Cooling
Tailored Air Conditioning Solutions for Your Business
At Air Four, we know that no two business are the same. That’s why our approach begins with a thorough evaluation of your facility and your specific temperature control needs. From there, we design and install air conditioning systems that will optimise performance, energy efficiency, and longevity. We only the best air conditioning brands including Mitsubishi Electric and Dakin.
We also provide service and maintenance plans to help you avoid unexpected downtime and costly repairs. Regular maintenance ensures that your air conditioning systems remains in peak condition, reducing the risk of breakdowns and prolonging the lifespan of your equipment.
Our qualified HVAC technicians conduct detailed inspections and performance checks to identify potential issues before they lead to costly repairs or system failures.
Why Choose Air Four?
Our HVAC Services Include

Design andInstallation
We design and install customised air conditioning systems to suit your need. our team ensures your system is built for maximum efficiency and performance.

ProgramedMaintenance
Our programmed maintenance services are designed to ensure your air conditioning system is always operating at peak efficiency.

System Upgrades and Replacements
We provide upgrades and system replacements that are tailored to your evolving needs, ensuring you benefit from the latest in HVAC technology.

24/7 Emergency Breakdown Service
Our preventative maintenance approach helps mitigate risks, extend equipment life, and keep costs down.
Why Choose Air Four As Your Commercial Air Conditioning and Mechanical Services Partner?

With over 35 years of experience, we have the expertise needed to handle all types of commercial air conditioning and cooling systems with care and precision.
Our team of fully qualified HVAC technicians and mechanics ensure that every installation, maintenance, and repair is completed to the highest standards.
We provide tailored air conditioning and HVAC systems and services designed to meet the specific needs of your business or facility.
We offer 24\7 reliable service when you need it most. to ensure peace of mind and keep your cooling systems running smoothly.
Our focus is helping you save on energy costs and reduce consumption, while ensuring consistent, optimal temperature control by working with the best brands and the most innovative technologies.
Need a Quote? Contact Air Four Today
Our Accreditations & Certifications
Our proven operating systems, a solid management structure and an experienced team of air conditioning and refrigeration technicians, electricians and electrical engineers position us to provide a comprehensive service to our clients.
- ISO 9001:2015 – Quality Management
- ISO 14001:2015 – Environmental
- ISO 45001:2018 – Occupational Health & Safety
- NECA Contractor (National Electrical & Communications Association)
- Australian Refrigeration Council – ArcTick Refrigeration Licence : AU 37791
- Registered Electrical Contractor – Victoria : Licence No. 13361