Air Conditioning Services in Cardiff

We are Onsite Air, a trusted and reputed team offering expert aircon services in Cardiff. Whether you are a Cardiff resident or a commercial property owner, you might have several air conditioning-related needs. Catering to them all is our team at Onsite Air. From basic installation service to repair and maintenance assistance, we offer it all and make way for comprehensive assistance. We are a locally owned and operated business and are familiar with the unique air conditioning needs and requirements of Cardiff property owners. That’s why you can always rely on us to deliver a satisfactory and effective service. With years of experience installing and servicing air conditioning units of all kinds, our expertise allows us to ensure a seamless service delivery every time.

With an in-depth understanding of all air conditioning systems and awareness of all local legislations and regulations, we always deliver legally compliant and cost-effective services. Whether you bought a brand new air conditioning system for your premises and need help with installation, need help repairing a dysfunctional aircon or wish to schedule a regular maintenance service with us, reach out to us, and we will be at your service.


Why choose Onsite Air

Onsite Air is a Family Owned Local Hunter Business providing honest and dependable air conditioning services

Locals Serving Locals

Because we are native to the Hunter, Onsite Air has technicians near you to save time and money. Our team live in Newcastle, Cardiff, Branxton, Raymond Terrace and Nelson Bay so we are never far away from your home or business.

Looking To Save You Money

Our team are across industry trends and technology developments. We ensure your job is completed in the shortest possible time. Our estimates are also comprehensive and accurate first time, every time.

Deal With The Decision Maker

Owner Luke Hargy is across every job that our team works on. He takes a personal interest in every client to ensure they are completely happy with every air conditioning job.

Commercial Experts

Professional Aircon Installation in Cardiff

DIY aircon installation might seem like a budget-friendly option, but in the long run, it might turn out to be a costly bargain. Aircon installation demands expertise and in-depth knowledge of the system; without both, you might end up compromising the functionality, efficiency and life of your split or ducted air conditioning system. So, if you wish to target energy efficiency and optimal working of your air conditioner, avail of our professional aircon services in Cardiff. When you avail yourself of our aircon services in Cardiff, you bring home the assistance of a team that will go above and beyond to secure a fully functional air conditioning system for your home or business.

  • When you choose us, you choose expertise, professionalism and a commitment to customer satisfaction.
  • We will also help you choose the most appropriate air conditioning system for your property.
  • Before conducting the installation work, we will be sure to check the AC’s compatibility with your property’s existing electrical system and make any necessary adjustments if required.
  • Once we are done with the installation, we will do a basic check to ensure a foolproof service delivery.
  • From securing desirable air quality to ensuring efficiency, we target all fronts and give you your money’s worth.

Cardiff’s Expert Aircon Maintenance Provider

Has it been a year since you last serviced your air conditioner? If yes, it is time to avail of our air conditioning maintenance in Cardiff.

  • Our aircon maintenance will ensure the optimum functioning of your air conditioner throughout the year and reduce the possibility of repair work.
  • With regular maintenance, your air conditioning will work at peak efficiency and ensure reduced energy consumption.
  • Regular maintenance can help you extend the life of your air conditioning system by troubleshooting any faults and repairing them early on.
  • Air conditioning maintenance in Cardiff involves cleaning coils and filters, and it can enhance the cooling performance of your air conditioning system.
  • Regular servicing prevents the buildup of dust, allergens, and pollutants, thus improving the indoor air quality of your premises.
  • With a minimal upfront cost, air conditioning maintenance in Cardiff helps you cut down on several long-run costs in terms of lower utility bills, less repair work, etc.
  • In most instances, regular maintenance is a mandatory requirement for availing of a warranty. So, ensure compliance with warranty terms by scheduling maintenance with us.

If that convinces you in favour of air conditioning maintenance and you wish to avail yourself of the best air conditioning maintenance in Cardiff, get in touch with us today.

Our Services

Commercial Experts

Commercial Air Conditioning Services in Cardiff

Our commercial air conditioning services are tailored to meet the unique cooling requirements of Cardiff businesses. Be it a cold storage facility, office premises, theatre, or shopping complex, we cater to them all with our air conditioning services in Cardiff. Compared to residential HVAC systems, commercial air conditioning systems are more extensive and complex. Therefore, demand a superior level of handling when it comes to installation, repair and maintenance. At Onsite Air, we understand this and, therefore, offer expert services that ensure optimal performance. With an experienced and specialist team backing us up, all our services are executed in an extremely professional manner while ensuring your satisfaction.

Whether you are setting up a cooling system for your business premises or need help repairing a commercial air conditioning system, get in touch with us and expect complete assistance. Our commercial air conditioning in Cardiff will not hinder your business activities. You can schedule our service at any time of your convenience, and we will be sure to complete the project within the minimum time frame. We understand that a dysfunctional air conditioning system can potentially halt your business operations. Therefore, we will always be quick to arrive at your location and target on-time service delivery.

Get in touch with Onsite Air today

Onsite Air offers unmatched service. 100% satisfaction guarantee, whatever it takes!

Contact our local team

Residential Air Conditioning Services in Cardiff

If you were looking for a team of residential air conditioning experts whom you can confidently let into your home and expect excellent service delivery, look no further than our team at Onsite Air. Our residential air conditioning services in Cardiff are designed with the air conditioning needs of all Cardiff residents in mind. With a tailored approach, we will best cater to all your installation, maintenance and repair needs and ensure your air conditioning system works in perfect condition throughout the year. Our friendly and approachable staff will always offer the best air conditioning in Cardiff and will take you through each step of the process, offering you added peace of mind.

At Onsite Air, we don’t target on-time engagements but a lifetime partnership where you get to be the proud owner of a well-functioning air conditioning system, and we get to maintain our reputation as the best in the industry. Whenever you give us a call, we will be sure to conduct a basic inspection to best understand your needs and guide you forward. So, if you have any installation, repair or maintenance needed at hand, give us a call without any delay and make way for flawless and seamless air conditioning in Cardiff. To know more about our air conditioning repair/maintenance in Cardiff, get in touch with us today at 02 4061 7050.

Commercial Experts


Our aircon services in Cardiff caters to all your major and minor air conditioning related needs. Whether you need help with aircon installation, have repair work at hand or wish to schedule regular maintenance services, our aircon services cover them all.

Yes, our team is fully qualified and equipped to offer air conditioning services of all kinds and scales. Each property has a unique air conditioning requirement and we cater to them all with our well tailored commercial and residential air conditioning services in Cardiff.

Your air conditioner is in need of repair if you notice any of these signs –

  • Reduced cooling efficiency
  • Weird noises
  • Foul odours
  • Water leaks
  • Rising energy bills
  • Ice buildup on coils

If your air conditioning system is fairly new, scheduling an air conditioning maintenance in Cardiff just once a year would be enough. But if you are dealing with an old system, increase the frequency to at least twice a year for better performance.

The cost of air conditioning repair in Cardiff will depend on the project and the amount of repair work needed. There is no one quote that works for all kinds of projects. For exact quotes, you can connect with us and brief us on your requirements. We will conduct an inspection and offer you a free quote.

An aircon servicing covers everything ranging from filter replacement, coil cleaning, refrigerant check and thermostat calibration to lubrication and performance testing. We will conduct an extensive inspection and ensure there are no underlying issues that might obstruct the proper functioning of your system.