Aircon Gas Leak? Don’t Sweat! DIY Fixes & Pro Tips

Encountering a gas leak within the intricate workings of your air conditioning system can undoubtedly be a significant source of distress and concern. However, with a well-equipped arsenal of knowledge and insights, you empower yourself to confront this issue directly, mitigating the potential challenges it presents and, in turn, safeguarding not only your peace of mind but also valuable resources such as time and money. This comprehensive guide is meticulously crafted to provide a wealth of practical do-it-yourself fixes and expertly curated professional tips, ensuring you are well-prepared to navigate the intricacies of addressing aircon gas leaks with efficiency and efficacy.

Understanding the Signs

Before diving into solutions, recognising the signs of an aircon gas leak is crucial. Reduced cooling efficiency and a noticeable decrease in airflow are common indicators. If you find your AC struggling to maintain the desired temperature, a gas leak might be the culprit. Unusual hissing sounds emanating from the system also warrant immediate attention.

DIY Detection Techniques

Visual Inspection: Begin with a visual scan of your air conditioning unit. Look for any visible signs of refrigerant stains or oil around the connections and components. Discoloration or residue may point to a leak.

Soap and Water Test: Mix a solution of soapy water and apply it to the potential leak areas. Bubbles forming indicate the presence of escaping gas. Exercise caution and wear protective gear during this process.

DIY Fixes for Minor Leaks

Tightening Connections: Often, leaks stem from loose connections. Using appropriate tools, ensure that all connections, such as fittings and valves, are securely tightened. This straightforward step can resolve minor leaks effectively.

Epoxy Resin Sealant: For small leaks, an epoxy resin sealant can be a temporary fix. Apply

the sealant directly over the leak, following the product instructions carefully. However, this is a short-term solution, and professional intervention is recommended for a lasting fix.

When to Call the Pros

Complex Leaks: If DIY methods prove insufficient or if the leak is complex, it’s time to call in the professionals. Complex leaks may involve internal components or hard-to-reach areas that require specialised equipment and expertise.

Refrigerant Recharge: Professionals not only fix the leaks but also recharge the refrigerant to the optimal level. Attempting a refrigerant top-up without the necessary knowledge can lead to further complications and reduced system efficiency.

Navigating Aircon Gas Top-Up Prices in Singapore

Understanding the costs associated with aircon gas top-ups in Singapore is vital. Aircon gas top up prices can vary based on factors such as the extent of the leak, the type of refrigerant used, and the service provider’s rates. On average, expect to invest anywhere from SGD 80 to SGD 150 for a standard top-up service.

Choosing the Right Service Provider

When selecting a professional service for aircon gas top-up in Singapore, consider factors beyond price alone. Look for licensed and experienced technicians who adhere to industry standards. Customer reviews and testimonials can provide valuable insights into the reliability and efficiency of a service provider.

Preventing Future Leaks

Regular Maintenance: To minimise the risk of future leaks, adhere to a regular maintenance schedule. Professional servicing, including thorough checks for leaks and preventive measures, can extend the lifespan of your air conditioning unit.

Environmentally Friendly Refrigerants: Consider opting for environmentally friendly refrigerants during gas top-ups. Not only do these choices contribute to sustainability, but they also adhere to evolving industry standards and regulations.


In the realm of air conditioning, a proactive approach to addressing aircon gas leaks is essential. With a combination of DIY fixes for minor issues and timely professional intervention for complex leaks, you can ensure the longevity and efficiency of your cooling system. Factor in the costs associated with aircon gas top-ups in Singapore wisely, and don’t hesitate to prioritise quality service over budget considerations when needed. By adopting these strategies, you’ll keep your cool, both figuratively and literally, in the face of aircon challenges. Contact Mouldgone today to learn more.