Hydronic vs Electric Radiant Heat Panels

When choosing between hydronic and electric radiant heat panels you need to consider factors such as installation complexity, maintenance requirements, energy efficiency, and overall costs.

07/09/2023

 

 

 

Hydronic vs Electric Radiant Heat Panels

 

Key Takeaways

  • Electric radiant heat panels are generally more energy-efficient, easier to install, and require less maintenance compared to hydronic radiant heat panels.
  • Hydronic radiant heat panels, although more expensive upfront, can be more cost-effective in the long term and are better suited for larger spaces or whole-house heating.
  • When deciding between hydronic and electric radiant heat panels, consider factors like installation complexity, maintenance requirements, energy efficiency, and overall costs.

What is Electric Radiant Heat and How Does it Work?

Electric radiant heat panels work by using electricity to heat a conductive material, usually a wire or a mat, embedded within the panels.

These panels are then installed on the wall, or ceiling, and as the electricity heats the conductive material, it radiates warmth into the room.

The heat is then distributed evenly across the surface, creating a comfortable and consistent temperature.

 

What is Hydronic Radiant Heat and How Does it Work?

Hydronic radiant heat panels use hot water to distribute heat.

A boiler heats the water, and a pump circulates it through a network of tubing embedded in the panels.

As the hot water flows through the tubes, it radiates heat into the surrounding area, warming the surface and, consequently, the room.

The water then returns to the boiler to be reheated and recirculated.

If you’d like more information or educational materials as a consumer of radiant heat panels be sure to have a look at HIES, a consumer protection organisation for infrared heating panels and other home energy products.

 

 

Pros and Cons of Electric Radiant Heat Panels

Pros:

  • Easy Installation: Electric radiant heat panels are relatively easy to install, making them a popular choice for retrofitting existing spaces or for DIY projects.
  • Energy Efficient: Because electric panels convert almost all of the electricity they use into heat, they are incredibly energy-efficient.
  • Low Maintenance: Electric radiant heat panels require very little maintenance once installed.
  • Silent Operation: Electric radiant heat panels operate in complete silence

 

Cons:

  • Higher Operating Costs: Electricity is generally more expensive than natural gas, so operating costs can be higher compared to hydronic systems.
  • Not Ideal for Large Spaces: Electric radiant heat panels are better suited for smaller spaces or targeted heating areas, as they may not be as cost-effective for heating large areas.

 

Pros and Cons of Hydronic Radiant Heat Panels

Pros:

  • Energy Efficient: Hydronic systems are incredibly energy-efficient, as water is an excellent conductor of heat.
  • Cost-Effective for Larger Spaces: For larger spaces or whole-house heating, a hydronic system can be more cost-effective in the long run.
  • Quiet Operation: Though not silent (like electric radiant panels), hydronic systems operate quietly compared to traditional heating systems, with no noise from fans or blowers.

 

Cons:

  • Complex Installation: Installation of a hydronic system can be complex and typically requires professional installation.
  • Maintenance Required: Hydronic systems require regular maintenance to ensure the boiler and pump are working efficiently.

Radiant heat panels may seem like a new technology for home heating, but it’s actually been around for quite some time. For a look back into the past take a look at this fascinating Washington Post article from 1982!

If you’re interested in the future, Ecowatch has recently published an article about the next step in radiant heat panel technology, radiant wallpaper, which you can find here.

 

Best Use Cases for Electric vs Hydronic Radiant Heat Panels

 

Electric Radiant Heat Panels

Sunrooms and Conservatories:

These areas of a home can be particularly hard to heat, especially in the colder months, as they are mostly made of glass.

Electric radiant panels can be a great option as they can provide immediate and targeted heating to make the space usable all year round without the need for extensive installation work that a hydronic system may require.

 

Bathrooms:

It's always pleasant to have a warm bathroom, especially during the colder months.

Electric radiant panels can provide quick and efficient heating to make the bathroom comfortable and can also help to keep towels warm and dry.

 

Attics and Lofts:

These spaces often suffer from poor insulation and can be expensive to heat with traditional methods.

Electric radiant panels can provide a cost-effective solution for making these spaces more comfortable without the need for major renovations.

 

Home Gyms & Yoga Studios:

It's important to maintain a comfortable temperature in a home gym or yoga studio to ensure a pleasant exercise environment.

Electric radiant panels can provide consistent and controlled heat to make exercising more enjoyable.

 

Guest Rooms:

Guest rooms are often unused for extended periods and may not require constant heating.

Electric radiant panels can provide quick and efficient heating when the room is in use, without wasting energy when it's not.

 

Rooms with High Ceilings:

Rooms with high ceilings can be particularly challenging to heat as warm air rises.

Electric radiant panels can help to create a more even temperature throughout the room by radiating heat from the walls or ceilings.

 

Garages:

Garages can often be cold and unwelcoming spaces.

If the garage is being used as a workshop, home office, or for any other purpose that requires regular occupancy, electric radiant panels can provide quick and efficient heating to make the space more comfortable.

 

Hydronic Radiant Heat Panels

 

New Builds or Major Renovations:

If you are building a new home or undergoing major renovations, this is the optimal time to install hydronic radiant heat panels.

The installation process involves running pipes in the floors or walls, which is much easier to do during construction or major renovation projects.

 

Basements:

Basements are often the coldest part of a home due to their location below ground.

Hydronic radiant heat panels can provide consistent and comfortable warmth to this space, making it more livable and enjoyable.

 

Homes in Extremely Cold Climates:

In areas where the temperature drops significantly in the winter, hydronic systems can be more efficient and cost-effective in the long run.

While the initial installation cost may be higher, the operating cost can be lower compared to electric systems, especially if the home is located in an area with low gas prices.

 

Comparison of Hydronic vs Electric Radiant Heat Panels

 

Features

Both electric and hydronic radiant heat panels have their unique features.

Electric radiant heat panels are easier to install, require less maintenance, and are ideal for smaller spaces or targeted heating areas.

On the other hand, hydronic radiant heat panels are more energy-efficient for larger spaces, operate quietly, but require professional installation and regular maintenance.

 

Performance

Both electric and hydronic radiant heat panels perform well in distributing heat evenly across a surface.

However, electric radiant heat panels heat up faster than hydronic panels, providing quicker warmth.

Hydronic systems, on the other hand, take longer to heat up but retain heat longer, providing a more consistent temperature over time.

 

Energy Efficiency

Both electric and hydronic radiant heat panels are energy-efficient options.

Electric panels convert almost all of the electricity they use into heat, while hydronic systems use water, an excellent heat conductor, to distribute heat efficiently.

 

Costs

The upfront costs of electric radiant heat panels are generally lower than hydronic systems.

However, the operating costs of electric panels can be higher due to the cost of electricity - typical sitting in the region of $48 per month.

Hydronic systems have higher upfront costs due to the need for a boiler and pump, but the operating costs can be lower, especially for larger spaces or whole-house heating.

 

Response Time

Electric panels heat up quickly, providing immediate warmth upon being turned on.

Conversely, hydronic systems take longer to reach the desired temperature as the water in the system needs to be heated first.

 

Installation Complexity

Electric panels have a relatively simple installation process and can be mounted on walls or ceilings.

Hydronic systems involve a more complicated installation, including laying pipes and connecting a boiler and pump.

 

System Weight

Electric radiant panels are lightweight and do not add significant weight to the structure of the building.

On the other hand, hydronic systems are heavier due to the water circulating in the pipes.

 

Suitability for Retrofit

Electric panels can be easily added to existing rooms without the need for significant renovations, making them suitable for retrofit applications.

Hydronic systems are more suited to new constructions or major renovations as they involve the installation of pipes in the floor.

 

Lifespan

Both electric and hydronic radiant panels have long lifespans.

Electric panels have fewer moving parts and therefore less that can go wrong so you can expect them to outlast Hydronic their hydronic counterparts.

Hydronic systems have more components, but with proper maintenance, they can also last a very long time when compared to other modes of heating.

 

Noise Level

Electric radiant panels operate silently as they do not have any moving parts.

Hydronic systems may produce some noise from the circulation pump and boiler, but this is usually minimal and can be mitigated with proper installation.

 

FAQs

 

Which is better for a small room, electric or hydronic radiant heat panels?

For a small room, electric radiant heat panels are usually a better choice. They are easier to install, require less maintenance, and are more cost-effective for smaller spaces.

 

Can I install radiant heat panels myself?

Electric radiant heat panels can be installed by a DIYer with some experience in home improvement projects. However, the installation of hydronic radiant heat panels is more complex and typically requires professional installation.

 

Are radiant heat panels safe?

Yes, radiant heat panels are safe. Both electric and hydronic systems are designed with safety features to prevent overheating and other potential hazards.

 

Conclusion

When deciding between hydronic and electric radiant heat panels, consider factors like installation complexity, maintenance requirements, energy efficiency, and overall costs.

Electric radiant heat panels are generally more energy-efficient, easier to install, and require less maintenance compared to hydronic radiant heat panels.

However, hydronic radiant heat panels can be more cost-effective in the long term and are better suited for larger spaces or whole-house heating.

Ultimately, the best choice will depend on your specific needs and circumstances. Consider the size of the space, your budget, and your long-term goals to determine which option is the best fit for you.

 

 

 

 

 

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