Is Hydronic Heating Better Than Ducted Heating?

As winter approaches, homeowners face a critical decision regarding the heating system they’ll use to keep home comfortable during the colder months. 

But with so many options available, how can you make the choice that’s best for you and your household?

Two of the most popular options for heating in Victorian homes are hydronic heating and ducted heating. In this article, we’ll delve into the benefits and drawbacks of each to help you make an informed decision.

Still need help? You can call our friendly, award-winning G Store team any time on 1300 137 567 for your entirely obligation-free consultation call. We can’t wait to chat with you.

First off, let’s begin with the basics.

What is ducted heating?

Ducted heating is a type of residential and commercial heating system that’s designed to heat an entire home or building. It works by heating air in a central unit, then distributing the warm air throughout the building using a network of ducts. The ducts are typically hidden in walls, ceilings, or floors, and are connected to vents that release the warm air into each room.

Ducted heating systems can be powered by a range of energy sources, including gas, electricity, or solar power. These types of systems are becoming increasingly popular, particularly as they are thought to be a traditionally more efficient and cost-effective heating option, especially in comparison to gas and electric heaters, panel heaters, and other fan-powered heaters. 

Ducted heating works by burning natural gas to heat air in a heat exchanger, which is then distributed through the ducts. It’s important to note that no matter how high-quality or impressive your ducted system may be, it still relies upon the burning of natural gas or otherwise to facilitate the heating of your home.

What is hydronic heating?

On the other hand, hydronic heating is another type of heating system that uses hot water to heat a building. It works by circulating hot water through a network of pipes installed under the floor, in the walls, or in radiators. The heat is transferred from the hot water to the building’s interior surfaces, creating a warm and comfortable environment.

Hydronic heating is considered more energy-efficient than gas ducted heating for several reasons:

1. Zoning: Hydronic heating allows for zoning, which means that different areas of the building can be heated to different temperatures. This is because each zone has its own thermostat, which can be set independently. This can lead to significant energy savings, as areas that are not being used can be kept at a lower temperature.
2. No ducts: Hydronic heating does not require ducts, which can be a major source of energy loss in a ducted heating system. Ducts can leak air, and the air in the ducts can be cooled by contact with cold surfaces. Hydronic heating avoids these issues altogether.
3. No forced air: In a ducted heating system, air is forced through the ducts using a fan. This can lead to significant energy consumption, as the fan needs to be powered. Hydronic heating, on the other hand, does not require any forced air, which means that it is much more energy-efficient.
4. Efficiency of heat transfer: Hydronic heating uses water as a heat transfer medium, which is much more efficient than air. Water has a much higher thermal mass than air, which means that it can retain heat for longer periods of time. This leads to a more consistent and comfortable heating experience, and ultimately saves energy.

Understanding upfront cost versus long-term savings

One of the most significant factors to consider when choosing between hydronic and ducted heating is the upfront cost versus long-term savings. While hydronic heating may cost more to install initially, it can offer significant savings in the long run.

According to the Australian government’s Energy Efficiency Exchange, hydronic heating is 20-40% more efficient than ducted heating, which means you could save up to 20% on your energy bills. This is because hydronic heating uses hot water to distribute heat through radiators or underfloor heating, making it more energy-efficient than ducted heating, which relies on a system of ducts to distribute heated air throughout the house.

What’s more, a properly maintained hydronic heating system can often last up to 25 years, while ducted heating has a lifespan of around 15 years, meaning homeowners will have to replace their ducted system more often, which can lead to higher costs in the long run.

Did you know that a high-quality hydronic system can also cool your home, providing year-round comfort no matter what the season? It’s just another reason why many Victorians are opting for hydronic heating: a long-term investment in the value of your home.

Which is safer: ducted heating or hydronic heating?

Another essential factor to consider when choosing a heating system is safety. Both hydronic and ducted heating systems can be safe when installed and maintained correctly. However, hydronic heating has the edge when it comes to safety.

Hydronic heating does not require ducts to distribute heat, which means there is no risk of airborne contaminants or dust being circulated throughout the home. This makes it an ideal option for those who suffer from allergies or respiratory issues.

In contrast, ducted heating can distribute dust and allergens throughout the home, causing respiratory issues and other health problems for some people. Additionally, ducted heating systems can pose a fire risk if not adequately maintained, as dust and debris can accumulate inside the ducts and create a fire hazard.

The energy-efficiency of ducted and hydronic heating systems

Efficiency is another crucial factor to consider when choosing between hydronic and ducted heating. 

As we mentioned previously, hydronic heating is more energy-efficient than ducted heating, which can result in significant savings on energy bills over time. In addition, hydronic heating systems can be zoned, which means you can heat specific areas of your home, such as bedrooms or living areas, without having to heat the entire house. This can lead to further energy savings.

On the other hand, ducted heating systems can be less efficient, as they rely on a system of ducts that can lose heat as the air is transported throughout the home. Additionally, ducted heating systems may struggle to provide adequate heat to some areas of the home, which can lead to cold spots.

Understanding the type of heat delivered by ducted and hydronic systems

Finally, it’s important to consider the hype of heat when choosing between hydronic and ducted heating. While both systems can effectively heat a home, some people prefer the comfort and ambiance of hydronic heating. Hydronic heating provides a gentle, consistent heat that does not dry out the air or create hot and cold spots.

In contrast, ducted heating can create hot and cold spots, which can be uncomfortable. Additionally, some people find the hot, dry air produced by ducted heating to be uncomfortable or irritating to their skin and respiratory system.

Wrapping up

Like any example of contemporary technology, both hydronic heating and ducted heating have their advantages and disadvantages. While hydronic heating may initially be more expensive to install, it offers greater long-term savings, improved safety, and increased efficiency. 

To find out which system could be right for you, it’s important to seek advice from a licensed and experienced HVAC retailer. At G Store, we have 15+ years of expertise in award-winning HVAC solutions. 

If you’re ready to get ahead and explore your very own heating options before winter arrives, discover more about the benefits of hydronic heating now, read more at our Learning Centre, or get in touch with our trusted HVAC Team on 1300 137 567 or contact us online.

We can’t wait to chat with you.