Accessible Luxury: Radiant Comfort for the Universal Design Living Laboratory in Columbus, OH

Case Study: Complete Bathroom & Shower In-Floor Heating Solution

COLUMBUS, OH
Universal Design Living Laboratory
Size: 100 sq.ft. Voltage: 120V Wattage: 1363 W Amps: 11 A Flooring: Tile, Marble or Stone Cost/hr *: $0.38

When Dr. Rosemarie Rossetti and her husband Mark Leder set out to build the Universal Design Living Laboratory (UDLL), their goal was simple yet profound: "Simplify life." As a national demonstration home for universal design, the property needed to be fully accessible, sustainable, and comfortable. WarmlyYours provided the perfect solution with electric floor heating, ensuring that the heat source is not only energy-efficient but physically accessible—radiating warmth directly to the occupants without the drafts or uneven temperatures of forced air.

Project Details

  • Location: Columbus, OH
  • Room Type: Guest Bathroom & Master Bathroom (including Shower floor)
  • Heated Area: 169 sq. ft. (Total combined)
  • System Type: TempZone™ Flex Rolls
  • Power Specifications: 120V & 24V Systems | ~2,535 Watts | ~21.1 Amps
  • Est. Operating Cost: $0.38 per hour (Combined total for all rooms)
  • Flooring Type: Tile/Stone

Creating a Barrier-Free Sanctuary

The Challenge: Comfort Without Compromise For Dr. Rossetti, who utilizes a wheelchair, standard living spaces often present physical challenges. Beyond narrow doorways and high cabinets, temperature regulation is a critical component of comfort. Traditional forced-air systems often leave the floor—the surface Dr. Rossetti interacts with most—cold and uninviting. The couple needed a heating solution that adhered to the principles of Universal Design: flexibility, simplicity, and perceptible information.

The Solution: Adaptive Radiant Technology WarmlyYours partnered with the UDLL to install TempZone™ electric floor heating throughout the master and guest bathrooms, including the shower floors. Unlike conventional heat that rises to the ceiling, radiant floor heating warms the objects and people in the room first.

"Radiant heating is a good fit for this home... the heat comes to you," noted Julia Billen, President of WarmlyYours. This setup eliminates the need for occupants to position themselves near vents. By warming the tile directly, the system improves emotional well-being and physical comfort, a fact supported by Harvard University studies on radiant heat.

The Outcome: Sustainable Efficiency The installation used a mix of 120V Flex Rolls for the main floors and specialized 24V systems for the shower areas. This not only added a layer of luxury but also increased energy efficiency. By using radiant heat as a primary source in these bathrooms, the ambient air temperature can be kept lower while maintaining higher comfort levels, resulting in reduced energy usage.

"A home is not truly sustainable until it is accessible."Dr. Rosemarie Rossetti

Featured Products

  • TempZone™ Flex Rolls: The cut-and-turn design of the Flex Roll allowed installers to easily maneuver around the unique architectural features of the UDLL bathrooms.
  • SmartStat™ Programmable ThermostatProvided precise control, allowing the homeowners to automate their heating schedule for maximum energy efficiency.
  • Shower Mats (Wet Location)Specialized heating elements ensured the shower floor was warm and dried quickly to prevent slip hazards.

* Based on the average residential electricity rate in Columbus, OH (approx. $0.15/kWh), running this extensive 169 sq. ft. system is surprisingly affordable. Cost per Hour: ~$0.38 (for both bathrooms combined) Cost per Day (8 hours): ~$3.04 Value: For the price of a cup of coffee, the homeowners get a full day of therapeutic, barrier-free warmth across multiple rooms.

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Quotes

These quotes are linked to this showcase and include the products used in this project or recommended for a similar-sized project.

Frequently Asked Questions


Yes. Radiant floor heating is ideal for universal design. It eliminates the need for space heaters (trip hazards) and provides consistent warmth from the ground up, which is beneficial for individuals with circulation issues or those who spend significant time in a wheelchair closer to the floor surface.
Running costs depend on local electrical rates. In Columbus (avg $0.15/kWh), a typical medium-sized bathroom (approx. 50 sq. ft.) costs roughly **$0.11 per hour** to heat. It is highly efficient because the system cycles on and off to maintain temperature rather than running continuously.
Absolutely. WarmlyYours offers specific systems rated for wet locations. Heating a shower floor is not only luxurious but also practical; it evaporates moisture faster, reducing mold growth and making the floor less slippery.
In many cases, yes. With the proper coverage (usually at least 80% of the floor space), electric radiant floor heating can act as the primary heat source for a bathroom, allowing you to lower the thermostat for your central HVAC system.
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