We provides air conditioning installation, repair and maintenance services for residential and commercial properties across Sydney. It’s services include ducted air conditioning, split system air conditioning, air conditioning repairs, servicing and ongoing maintenance.

The right air conditioning solution depends on your property, system requirements and whether you need a new installation, replacement, repair or ongoing maintenance. We provides both ducted and split system air conditioning services for homes and businesses across Sydney.

Radi Air has over 25 years of experience providing air conditioning solutions across Sydney. The company works with homeowners, builders and commercial clients, providing air conditioning installation, repairs and servicing.

Yes. We currently promotes 24/7 emergency support for urgent air conditioning problems.

An emergency repair may be appropriate when an air conditioning failure is causing significant discomfort, affecting a business operation or creating an issue that should not reasonably wait for a standard appointment. For non-urgent problems, a scheduled diagnostic or repair appointment may be more appropriate.

Yes. We provide air conditioning installation services for residential and commercial properties. The company specialises in both split system and ducted air conditioning solutions.

The appropriate system depends on factors such as the property’s size and layout, the rooms that need conditioning, installation requirements, budget and the level of individual temperature control required.

The cost of air conditioning installation in Sydney varies depending on the type of system, its capacity and the complexity of the installation. A straightforward split-system installation will generally cost less than a larger multi-room or ducted system.

Factors that can affect the total installation cost include:

• The type and capacity of the air conditioning system
• The number of rooms or zones being conditioned
• The size and layout of the property
• The complexity and length of pipework, cabling or ductwork
• The location of the indoor and outdoor units
• Any additional electrical work required
• Access to the installation area
• Removal or replacement of an existing system
• The complexity of the property’s existing infrastructure

Because every property and installation is different, the most accurate way to determine the cost is to assess the requirements and provide a detailed quote.

For a more accurate estimate, we can assess your property’s air conditioning requirements and recommend a suitable system and installation approach.

The installation time depends on the type of air conditioning system, property layout and installation complexity. A straightforward split-system installation can often be completed within several hours, while ducted air conditioning installation typically takes 1–3 days, depending on factors such as the size and layout of the property, number of zones, ceiling or roof access, ductwork requirements and electrical work.

Yes. Replacing an ageing or unreliable system can be considered when repair costs are increasing, the system is no longer performing effectively, replacement parts are becoming difficult to source, or a newer system could better suit the property’s heating and cooling requirements.

We provide air conditioning repair and installation services, allowing the appropriate option—repair, upgrade or replacement—to be assessed based on the condition of the existing system.

Yes. Air conditioning can often be installed in existing homes and apartments, although the most suitable system and installation method will depend on the property.

For apartments and properties with limited space, factors such as the location of the outdoor unit, available access, drainage, electrical requirements, building restrictions and strata requirements may need to be considered.

A professional site assessment can help determine whether the property is suitable for air conditioning and which system and installation approach would be most appropriate.

Split system air conditioners are often a practical choice when you want to heat or cool individual rooms or specific areas independently. They can be well suited to smaller homes, individual rooms, extensions or properties where whole-home air conditioning is not required.

Ducted air conditioning distributes conditioned air through multiple outlets and can provide whole-home heating and cooling. With zoning options, you can control different areas of the property according to your needs. Ducted systems can be particularly suitable for larger homes or properties where a more integrated solution is preferred.

The best option depends on factors such as the property’s size and layout, the number of rooms requiring air conditioning, installation requirements, budget and your preferred level of individual room control.

Radi Air provides both split system and ducted air conditioning solutions for residential and commercial properties across Sydney.

The right air conditioner size cannot be determined reliably from floor area alone. The required capacity depends on the characteristics of your home and how each space is used.

An assessment should consider factors such as:

• Room or property size
• Ceiling height
• Insulation
• Window size and glazing
• Sun exposure and orientation
• Number of occupants
• Property layout
• Intended use of each area
• Heating and cooling requirements

An undersized system may struggle to maintain a comfortable temperature, while an oversized system may cycle on and off more frequently than necessary and may not operate as efficiently as intended. Correct system sizing is therefore an important part of the air conditioning installation process.

Yes, reverse-cycle air conditioning can be a practical option for many Sydney homes because the same system can provide both cooling in summer and heating during colder weather.

Instead of installing separate systems for heating and cooling, a reverse-cycle air conditioner can provide both functions from one system. However, suitability depends on factors such as the home’s size and layout, insulation, required capacity, how frequently the system will be used and whether you need to condition individual rooms or the whole home.

A professional assessment can help determine whether a split, multi-split or ducted reverse-cycle system is appropriate for your property.

Choosing the right air conditioner starts with understanding your home’s heating and cooling requirements, rather than selecting a system based only on brand or price.

Important factors to consider include:

• The number and size of rooms that need heating or cooling
• Whether you want to control individual rooms or the whole home
• The property’s layout, insulation and ceiling height
• Window size and exposure to sunlight
• Available space for indoor and outdoor units
• Energy efficiency and expected running costs
• Noise levels and comfort requirements
• Available features, such as zoning or smart controls
• Your budget and long-term heating and cooling needs

A professional assessment can help determine the most suitable system type and capacity for your property. Correct system selection and sizing are important for achieving reliable performance, comfort and efficient operation.

Poor cooling can have several causes, including:

• Dirty or restricted filters
• Poor airflow
• A system fault
• Problems with the outdoor unit
• Refrigerant-related issues
• Electrical or control problems
• Incorrect system operation
• An ageing or poorly performing system

Some basic issues may be resolved by checking the system settings and cleaning or replacing the filters. However, persistent or unexplained cooling problems should be assessed by a qualified technician.

Radi Air provides air conditioning diagnosis and repair services for systems experiencing cooling or performance problems.

Water leaking from an air conditioner can be caused by issues such as a blocked or restricted condensate drain, drainage problems, dirty components or other system faults.

If water is leaking from the indoor unit, switch the system off and arrange an inspection where appropriate. Call us at 1800212308, continued leakage can potentially damage walls, ceilings, flooring or other property.

Unusual sounds can indicate different problems depending on the type of noise and the air conditioning system.

Buzzing, rattling, grinding, clicking or unusual vibration can indicate issues with components such as fans, motors, bearings or mounting parts, as well as airflow restrictions or other faults.

If the noise is new, becoming louder or accompanied by reduced performance, professional inspection is recommended at Radi Air rather than continuing to operate a potentially faulty system.

Service frequency depends on the type of system, how heavily it is used and the environment in which it operates.

Residential systems may require different servicing intervals from heavily used commercial systems. Filters and other basic maintenance tasks may also need attention more frequently in dusty, high-use or high-occupancy environments.

For commercial systems, we recommends servicing at least twice a year, with more frequent basic checks and filter cleaning potentially required in high-use environments.

The exact scope of an air conditioning service depends on the type of system and its condition. A professional service may include checking the system’s operation and airflow, inspecting key components, checking drainage, cleaning relevant components and identifying potential faults or performance issues.

Depending on the system, a technician may also inspect filters, coils, fans, electrical components and other accessible parts that can affect performance.

Regular servicing is not simply about cleaning the system. It can also help identify developing problems before they result in an unexpected breakdown and help maintain the system’s performance and reliability.

Commercial air conditioning systems may require a more structured maintenance program because they often operate for longer periods and serve larger or more heavily occupied spaces.