home aircon regassing

6 Signs Your Home Aircon Needs Re-Gassing

In the symphony of household comfort, the air conditioning system takes centre stage, orchestrating the perfect indoor environment throughout the seasons.

Behind its quiet efficiency, however, lies the need for periodic attention to ensure the system’s optimal performance. This blog aims to illuminate the concept of re-gassing – an integral process involving replenishing refrigerant levels in your aircon.

Stay tuned to discover the six key signs that may indicate it’s time for your home aircon re-gassing, preserving your comfort and energy savings.

Sign 1 – Reduced Cooling Efficiency

  1. Prolonged cooling times: Waiting longer for your living space to reach the desired temperature could indicate low refrigerant levels. The aircon’s ability to expel heat is compromised, leading to extended cooling cycles.
  2. Inadequate temperature control: A tangible consequence of reduced cooling efficiency is the aircon’s struggle to maintain your preferred temperature settings. This results in discomfort and signals that your system is in distress.
  3. Prompt action is crucial: Recognising the signs of reduced cooling efficiency and promptly taking action is crucial. The longer the system operates under such conditions, the greater the strain on its components, increasing the risk of more severe and costly damage.

Sign 2 – Weak Airflow

  1. Low air pressure: Walk around your home, and if you notice areas with significantly lower air pressure coming from the vents, it could be a symptom of insufficient refrigerant. The aircon’s ability to push air effectively is compromised.
  2. Uneven air distribution: A well-functioning aircon should ensure even air distribution throughout your living space. If certain rooms experience weak airflow while others remain unaffected, it’s a clear sign that the system’s circulation is compromised.
  3. Inspect vents and filters: Regularly inspecting and clearing vents and filters is a proactive measure to address potential airflow issues. Obstructions, whether they be dust or debris, can impede the system’s effectiveness.

home aircon regassing 2

Sign 3 – Unusual Sounds

  1. Hissing, bubbling or banging: A healthy aircon operates with a subtle hum, but unusual sounds such as hissing, bubbling, or banging may indicate a lack of refrigerant. These sounds are the system’s signalling distress and should not be ignored.
  2. Professional assistance is key: Rather than attempting to decipher the source of these sounds yourself, seeking professional assistance is crucial. Certified technicians can conduct a comprehensive diagnosis to identify and rectify the underlying issue, preventing further damage.

Sign 4 – Ice Formation on Coils

  1. Visible frost on coils: Imagine the evaporator coils of your aircon adorned with frost or ice – an unusual and concerning sight. Low refrigerant levels disrupt the temperature regulation to prevent freezing, leading to compromised efficiency.
  2. Efficiency and long-term damage: Ignoring the formation of ice on coils compromises the immediate efficiency of your aircon and poses the risk of long-term damage to the system. Regular checks for ice formation are essential for maintaining a healthy and functional air conditioning unit.
  3. Regular checks are essential: Regularly including visual inspections in your maintenance routine ensures prompt identification and addressing of any ice formation.

Sign 5 – Increased Energy Bills

  1. Correlation with low refrigerant levels: Energy bills are not merely financial statements but can indicate your aircon’s health. Low refrigerant levels force the system to work harder, increasing energy consumption.
  2. Monitor for sudden spikes: Keeping a vigilant eye on your energy bills allows you to detect sudden spikes in consumption. Such spikes can be a red flag, signalling potential issues with your aircon that require attention.
  3. Financial impact: An inefficient air conditioning system increases energy bills and has a broader financial impact. Promptly addressing refrigerant-related problems conserves energy and prevents unnecessary strain on your monthly budget.

Sign 6 – Persistent Moisture Issues

  1. Impact on dehumidification: Beyond temperature regulation, your aircon plays a crucial role in dehumidifying your living space. Inadequate refrigerant levels can disrupt this process, leading to persistent moisture problems.
  2. Signs of dampness or mould growth: Dampness or mould growth in your home can be visible indicators of issues with humidity control. Proper humidity levels are integral to comfort and crucial for the health of your indoor environment.
  3. Health and comfort considerations: Beyond the physical structure of your home, addressing refrigerant-related moisture problems is essential for the health and comfort of those residing within.

home aircon regassing 3

Addressing Home Aircon Re-Gassing Issues Promptly

In conclusion, understanding the signs that your home aircon needs re-gassing is paramount for maintaining a comfortable and efficient living space.

By promptly addressing issues such as reduced cooling efficiency, weak airflow, unusual sounds, ice formation on coils, increased energy bills, and persistent moisture problems, you not only extend the life of your air conditioning system but also prevent costly repairs.

Regular professional inspections ensure optimal aircon performance, contributing to your home’s comfort, health, and longevity.

Contact your professional registration services if you need help and assistance to fulfil your emergency needs.  Treat your aircon with the care it deserves, and it will continue to be a reliable guardian of your sanctuary.

Please note: This information is provided for advice purposes only. Regulations differ from state to state, so please consult your local authorities or an industry professional before proceeding with any work. See our Terms & Conditions here.

Published: 2024-01-10

Air Conditioning Specialists You Can Trust

Our Promise Going Further

Our specialists pride themselves with honest reliable services


Our fixed pricing structure guarantees transparency. You will always be quoted the complete costs before work can commence, and our expert technicians will guide you through the process.

Our specialists pride themselves with honest reliable services


Not all jobs are created equal, but all jobs are equally important. Whether it's a simple repair or ducted air conditioning install, we apply the same high levels of dedication and service no matter the scope of the work.

Professional Expert Technicians


Home is your castle. Your pride and joy. Our well-spoken technicians will show respect towards you and your property and always clean up after themselves.

Technician Zip Pay Payment Options Image
Technician Zip Pay Payment Options Image

Now Available!

Air Con finance options** with trusted pay later options

What Our Happy Customers Have to Say

Better service starts here

5 stars rating

I called them in the morning, and they were at my doorstep within a few hours. The technician was quick to identify the problem, had the necessary parts, and repaired my AC unit in no time.

Marion Minguillon - WA
5 stars rating

My AC was acting up, and I was worried about a hefty repair bill. However, the technicians quickly identified a minor issue, fixed it, and didn't overcharge me. I appreciate their honesty and expertise in troubleshooting the problem.

Sara Cribbs - VIC
5 stars rating

Thorough filter cleaning left no room for concerns, resulting in cleaner air and AC that requires less maintenance. Our home's air quality has improved dramatically, and we couldn't be happier with the outcome.

Lorenzo Rodriguez - SA
  • Mitsubishi Heavy Industries Air Conditioning Logo

    When looking for a leading supplier of wall mounted split systems, Mitsubishi Heavy Industries air conditioners offer reliable, high-quality heating and cooling perfect for Australian family homes.

  • Temperzone Air Conditioning Logo

    Temperzone is the award-winning global manufacturer of air conditioners and leaders in climate innovation with a wide range of systems suitable for Australian homes and commercial applications.

  • Bonaire Air Conditioning Logo

    Bonaire heating and cooling systems are economical, yet high performance. Their reliable air conditioners are manufactured in Adelaide and expertly designed to withstand year-round weather extremes.

  • ActronAir Air Conditioning Logo

    For incredible home comfort, you want ActronAir. Ducted systems or wall hung splits, ActronAir air conditioning has the best residential cooling solutions. You'll never complain about the heat again.

  • Breezair Air Conditioning Logo

    Are you after a market leader in evaporative cooling? You need Breezair. Breezair evaporative coolers are manufactured in Australia so you know you're getting cooling to stand the Aussie heat.

  • Kaden Air Conditioning Logo

    Simple solutions are the foundations of Kaden heating and cooling. Products like the Kaden split system are perfect for the ever changing Australian climate so you can always remain content at home.

  • Celair Air Conditioning Logo

    Celair is a leader in ducted evaporative air conditioning with over 40 years of experience behind them. Manufactured right here in Australia, Celair heating and cooling supports local Australians too.

  • NEC Air Air Conditioning Logo

    Beat the heat with a NEC split system. NEC has a heating and cooling solution that will keep you comfortable in all seasons. Experience superior energy efficient heating and cooling with NEC.

  • Coolair Air Conditioning Logo

    As an Australian owned and operated manufacturer, Coolair evaporative air conditioning makes a great high performance companion for anyone looking to escape the harsh heat of our great southern land.

  • Sanyo Air Conditioning Logo

    Sanyo air conditioning models were known for providing trusted AC performance. Although Sanyo no longer operates, Metropolitan can still offer expert 24/7 service to your existing Sanyo system.

  • Fujitsu Air Conditioning Logo

    Stay comfortable all summer long thanks to Fujitsu air conditioning. Fujitsu ducted air conditioning units are perfect for Aussie homes so when you need repairs or servicing, call Metropolitan.

  • Sharp Air Air Conditioning Logo

    With over 100 years in the industry, Japan’s Sharp Air Conditioning is known for luxury products. Sharp air cons provide convenient and effective cooling performance, to deliver year round comfort.

  • Hitachi Air Conditioning Logo

    Are you ready to discover the incredible range of Hitachi air conditioners? We’re talking split systems, wall mounted, ducted heating and cooling and more. So plenty of options for achieving comfort.

  • Stadt Air Conditioning Logo

    STADT air conditioning is synonymous with high quality Australian owned ducted heating and cooling. For any STADT air conditioning service and repair, we are your Australian experts.

  • Haier Air Conditioning Logo

    With over 30 years in the industry, Haier is known internationally for its energy efficient and smart heating and cooling solutions. Haier heating and cooling is just a tap away.

  • Vulcan Air Conditioning Logo

    When you're after a Vulcan air conditioning service, you want Metropolitan. We're experts in Vulcan climate control, providing repairs and servicing for air conditioners.

  • Kelvinator Air Air Conditioning Logo

    Australians have enjoyed Kelvinator's cooling reliability for over 80 years. Whether you have a Kelvinator window air conditioner or Kelvinator split system, Metropolitan is here to help 24/7.

  • York Air Air Conditioning Logo

    For optimal year-round comfort from your AC unit, York is the name to know. Distributed by Bonaire, York air conditioners Australia offer superior AC solutions perfect for our Australian climate.

  • Lennox Air Conditioning Logo

    Lennox is a globally recognised brand with a great range of energy-efficient HVAC systems. Choose a Lennox air conditioner when craving that desirable climate control and year-round comfort.

  • LG Air Conditioning Logo

    LG is a world leader in consumer electronics, and its air conditioners are no different. From smart split systems to energy efficient ducted air conditioning, LG air conditioning does it all.

  • Midea Air Conditioning Logo

    Midea is an Australian giant with an international reputation for quality split system air conditioning. You can also find portable coolers and window boxes among the Midea air conditioner range.

  • Mitsubishi Electric Air Conditioning Logo

    Mitsubishi Electric supplies premium residential air conditioners in Australia. Their sophisticated designs, including their sleek wall split system models, are built to offer long-term comfort.

  • Panasonic Air Conditioning Logo

    The latest and greatest Panasonic air conditioners go beyond heating and cooling with air purifying features for healthier breathing. Sounds good, doesn’t it?

  • Rinnai Air Conditioning Logo

    Rinnai is a trusted household name in all things heating and cooling. From the Rinnai gas heater to inverter splits and reverse cycle ducted systems, there's a Rinnai solution for every Aussie house.

  • Samsung Air Conditioning Logo

    Samsung Air Conditioning is known for its reliability and performance. These efficient climate systems are as highly regarded as Samsung’s TVs, home appliances and popular Galaxy smartphones.

  • Brivis Air Conditioning Logo

    Brivis by Rinnai has been a titan in the air conditioning game for 50 years. With an impressive heating and cooling system range, the Brivis name goes hand in hand with quality and longevity.

  • Braemar Air Conditioning Logo

    Braemar has all your heating and cooling needs sorted. Evaporative cooling, ducted gas heating, space heaters, wall heaters, split systems and reverse cycle - Braemar has you covered year-round.

  • Carrier Air Conditioning Logo

    The Carrier air conditioning range is known for sustainability and affordable prices. As a leading Australian AC supplier, Carrier strives to improve the industry through innovative cooling solutions.

  • Toshiba Air Conditioning Logo

    Toshiba air conditioning makes use of innovative DC Hybrid Inverter technology which automatically provides high capacity heating and cooling when necessary and minimises running costs when it’s not.

  • TECO Air Conditioning Logo

    TECO has been heating and cooling Australian homes for over 30 years. With split systems, multi splits, window/wall air conditioners and ducted air conditioning, TECO has the whole home covered.

Metropolitan Air Conditioning Service Reviews Metropolitan Air Conditioning Service Reviews