Hydronic heating maintenance: Benefits and best practices

Hydronic heating maintenance: Benefits and best practices

3 mins read

Hydronic heating systems are becoming increasingly popular in Australian homes due to their energy efficiency and comfort. However, like any other heating system, it is crucial to maintain it to ensure optimal performance and longevity.

In this article, we will discuss the best practices for maintaining your hydronic heating system and the benefits of regular maintenance.

Best practices for maintaining your hydronic heating system

1. Regular cleaning

The first and foremost step to maintaining your hydronic heating system is regular cleaning. This involves cleaning the radiators, pipes and boiler. Over time, these components can accumulate dust, debris and other contaminants, which can affect the performance of the system. Regular cleaning will help ensure that the system is running efficiently and reduce the risk of breakdowns.

2. System pressure

Maintaining the correct system pressure is crucial for the proper functioning of a hydronic heating system. If the pressure is too low, the system will not be able to circulate water effectively, and if it is too high, it can cause damage to the components. Regularly checking the system pressure and topping it up if necessary is a simple but important task that can prevent costly repairs.

underfloor heating

3. Annual servicing

Annual servicing of your hydronic heating system is critical for identifying potential issues before they become major problems. Norwest Gas offers a servicing program that inspects and cleans the system thoroughly, checks for leaks and ensures that all components are working correctly. This will help to prevent breakdowns, extend the life of the system and maintain its energy efficiency.

4. Thermostat maintenance

The thermostat is the control centre for your hydronic heating system, and it is essential to keep it maintained. Regularly checking and changing the batteries will ensure that it is working correctly and prevent the system from turning off unexpectedly.

Benefits of regular maintenance

1. Improved efficiency

A hydronic heating system that is well maintained will operate more efficiently. Regular cleaning and servicing ensure that the system is free from dirt and debris, which can impede its performance. A well-maintained system will also require less energy to heat your home, resulting in lower energy bills.

2. Increased lifespan

A hydronic heating system is a significant investment, and regular maintenance can help to extend its lifespan. Neglecting maintenance can lead to breakdowns, which can cause expensive repairs or even the need for a replacement. Regular maintenance will help to prevent these issues and keep your system running smoothly for years to come.

3. Improved air quality

The dust and debris that can accumulate in a hydronic heating system can also affect the air quality in your home or business. Regular cleaning will remove these contaminants and improve the overall air quality. This is especially important for those who suffer from allergies or respiratory issues.

underfloor heating

4. Improved safety

A poorly maintained hydronic heating system can be dangerous. A system that is not working correctly can produce carbon monoxide, a colourless, odourless gas that is poisonous to humans and animals. Regular maintenance can help to identify any potential issues and ensure that the system is operating safely.


Maintaining your hydronic heating system is critical for ensuring optimal performance, energy efficiency and safety. Regular cleaning, checking the system pressure, annual servicing and thermostat maintenance are all essential tasks that can prevent breakdowns and extend the lifespan of your system.

Are you in need of help maintaining your hydronic heating system or require a service? Norwest Gas offers a maintenance program recommended for hydronic heating systems. For enquiries, feel free to call us on 1300 499 169.

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