top of page

Comparing Radiant Floor Heating Types: Electric vs. Hydronic Systems

concrete floor radiant heat.png

Radiant floor heating is an efficient and luxurious way to heat your home, offering consistent warmth and increased comfort. As you consider installing a radiant floor heating system, you'll find two primary types: electric and hydronic. Both systems have distinct advantages and are suited to different applications. In this comprehensive guide, we'll delve into the intricacies of both electric and hydronic radiant floor heating systems, comparing their features, benefits, and suitability for various heating needs.


Understanding Radiant Floor Heating

Radiant floor heating systems work by distributing heat through the floor surface, ensuring even warmth throughout the room. This method of heating is more efficient than traditional forced-air systems, as it eliminates heat loss associated with ductwork and provides direct heat to the room's occupants and objects.


Electric Radiant Floor Heating

Electric radiant floor heating systems use electric cables or mats installed beneath the flooring material. Here’s a detailed look at the components, installation, and benefits of electric systems:

Components and Installation

  1. Heating Cables: These are flexible wires that are laid out in a serpentine pattern under the floor. They are typically used in larger areas or custom installations.

  2. Heating Mats: These consist of pre-spaced cables woven into a mat, which simplifies installation. They are ideal for smaller rooms or areas with regular shapes.

  3. Insulation Boards: Placed beneath the heating elements to improve efficiency by reflecting heat upward into the floor.

  4. Thermostat: Controls the system, allowing for temperature adjustments and scheduling.


Installation involves laying the heating cables or mats on the subfloor, covering them with a thin layer of mortar or self-leveling compound, and then installing the finished flooring on top. Electric systems are often easier and quicker to install than hydronic systems, making them suitable for retrofitting.


Benefits of Electric Radiant Floor Heating

  • Ease of Installation: Electric systems are less invasive and can be installed over existing subfloors.

  • Lower Initial Cost: Generally more affordable upfront compared to hydronic systems.

  • Energy Efficiency: Provides targeted heating, reducing energy waste.

  • Fast Response Time: Heats up quickly, providing almost immediate warmth.

  • Ideal for Small Areas: Perfect for bathrooms, kitchens, and small rooms where quick, consistent heating is desired.


Hydronic Radiant Floor Heating

Hydronic radiant floor heating systems use hot water circulated through a network of tubing installed beneath the floor. Here’s a detailed examination of the components, installation process, and benefits of hydronic systems:

Components and Installation

  1. Boiler or Water Heater: Heats the water that circulates through the system.

  2. Pex Tubing: Flexible plastic tubing that carries the hot water. It is arranged in a series of loops and embedded in the floor.

  3. Manifold: Distributes hot water from the boiler to the tubing loops and controls the flow rate.

  4. Insulation: Placed beneath the tubing to ensure heat rises into the floor rather than dissipating downward.

  5. Thermostat and Control Systems: Manage the water temperature and flow, providing precise control over the heating system.

Installation of hydronic systems is more complex and typically involves embedding the PEX tubing in a concrete slab or installing it beneath a subfloor. It requires professional installation and is more suited for new construction or major renovations.

Benefits of Hydronic Radiant Floor Heating

  • Energy Efficiency: Hydronic systems are highly efficient, especially when paired with a high-efficiency boiler or water heater.

  • Cost-Effective for Large Areas: While the initial cost is higher, hydronic systems are more economical for heating large areas or entire homes.

  • Versatility in Heat Sources: Can use various heat sources, including gas, oil, solar, and geothermal.

  • Uniform Heating: Provides consistent and even heating across large spaces.

  • Quiet Operation: Hydronic systems operate silently, without the noise associated with forced-air systems.


Comparing Electric and Hydronic Radiant Floor Heating

To help you decide which system is best for your needs, let's compare electric and hydronic radiant floor heating across several key factors:


  • Electric: Easier and faster to install, ideal for retrofitting and small projects.

  • Hydronic: More complex installation, best for new construction or major renovations.

Initial Cost

  • Electric: Lower upfront cost, making it an attractive option for small projects.

  • Hydronic: Higher initial investment, but more cost-effective for large-scale applications.

Operating Cost

  • Electric: Generally higher operating costs due to electricity prices, best for intermittent use in small areas.

  • Hydronic: Lower operating costs, especially when using efficient heat sources, ideal for continuous use in large areas.

Energy Efficiency

  • Electric: Efficient for small areas and intermittent use.

  • Hydronic: Superior efficiency for large spaces and continuous heating.

Heating Performance

  • Electric: Quick response time, ideal for rooms requiring rapid heating.

  • Hydronic: Consistent and even heating, suitable for large areas.

What is Radiant Made Simple?
Radiant Made Simple (RMS) offers a user-friendly and affordable way to enjoy radiant floor heating comfort in your home. The system is ideal for new construction or remodeling projects, particularly in spaces like bathrooms, basements, studios, shops, or garages.

Here's what makes RMS stand out:
Pre-assembled panel: Forget complicated setups. The RMS system comes as a complete panel, ready to connect to your existing in-floor tubing.
DIY friendly: The all-in-one design allows for easy installation by yourself or a contractor. Simply mount the panel, connect it to your piping, and plug it in for radiant warmth.
Cost-effective: The RMS system is designed to be more economical than traditional radiant heating solutions from big-box stores that require multiple components.
Scalable coverage: Whether you're heating a small bathroom or a larger multi-zone area, RMS panels can be configured to handle spaces from 300 square feet up to 4,100 square feet.


Choosing between electric and hydronic radiant floor heating depends on your specific needs, budget, and the scope of your project. Electric systems offer ease of installation and lower upfront costs, making them perfect for small spaces and retrofits. On the other hand, hydronic systems provide greater efficiency and cost-effectiveness for large areas and new constructions, despite the higher initial investment.


At Radiant Made Simple, we are committed to helping you find the best radiant floor heating solution for your home. Whether you prefer the convenience of electric systems or the efficiency of hydronic systems, our experts are here to guide you through the selection and installation process. Contact us today to learn more and start enjoying the comfort and efficiency of radiant floor heating

Contact us today for a free quote for the system that is perfect for you.

Efficient Radiant Floor Heat Systems

bottom of page