WaterFurnace Geothermal Products

Geothermal systems from WaterFurnace bring energy efficiency and year-round comfort to your home. Custom Air installs and services these innovative systems for homeowners in Columbus, Dublin, and Delaware, OH.

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Image of a WaterFurnace geothermal heating and cooling system showing both the indoor heat pump unit and the outdoor fan coil unit. The indoor unit has a sleek silver and blue design with visible pipe connections, while the outdoor unit features a large circular fan on the front.

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The Benefits of WaterFurnace Geothermal Systems

WaterFurnace systems use the steady temperature underground to heat and cool your home more efficiently than traditional HVAC equipment. This approach reduces your energy bills while helping protect the environment. Because geothermal systems don’t burn fuel, they offer a cleaner, quieter, and safer way to control indoor climate. These systems also eliminate the risk of carbon monoxide and open flames inside your home.

WaterFurnace systems are designed, engineered, and assembled in the U.S., offering unmatched quality and long-term reliability. Compared to ordinary systems, they have fewer moving parts and longer life spans—often exceeding 20 to 25 years. With consistent comfort, better humidity control, and powerful zoning capabilities, WaterFurnace makes every room feel just right. Here’s what makes WaterFurnace an excellent choice:

Custom Air’s Geothermal Expertise

Geothermal systems require specialized knowledge, and Custom Air has the training to do the job right. Our experienced technicians handle everything—from site evaluation to final setup—ensuring your system works flawlessly. We’ll help you understand your options and design a system that fits your home’s unique needs.

With years of experience in the Columbus area, we know how to navigate local conditions for an efficient and reliable installation. After setup, we offer routine maintenance and prompt service to keep your system running strong. Our team is here to support your comfort year-round with trusted local care.

Why Homeowners in Columbus, Dublin, and Delaware Choose Us

When you invest in a WaterFurnace system, you want a contractor who values your time, trust, and comfort. At Custom Air, we approach every project with honesty and professionalism. We take time to answer questions, offer clear recommendations, and deliver work that stands the test of time.

Homeowners throughout Central Ohio count on us for top-quality service and local expertise. We don’t just install HVAC systems—we help families make smart, lasting choices for their homes. With Custom Air, you’re not just buying a system. You’re gaining a partner who stands behind every job we do.

Top 5 Reasons

Why Choose us

1

100% Customer Satisfaction

We prioritize our customers, ensuring fair, honest, and personalized service.

2

Exceptional Workmanship

Every project is backed by a 1-year workmanship warranty for your peace of mind.

3

Trusted
Partnerships

Benefit from manufacturer warranties combined with Custom Air’s tailored coverage.

4

Unmatched
Quality

From air duct fabrication to installation, we deliver excellence in every aspect of our work.

5

Safety First

Your health and safety—and that of our team—is always a top priority.

Contact Us

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We Proudly Serve the Following Areas

Alexandria, OH | Amanda, OH | Ashley, OH | Ashville, OH | Baltimore, OH | Bexley, OH | Blacklick, OH | Bladensburg, OH | Bremen, OH | Brice, OH | Brinkhaven, OH | Broadway, OH | Brownsville, OH | Buckeye Lake, OH | Caledonia, OH | Canal Winchester, OH | Cardington, OH | Carroll, OH | Centerburg, OH | Chesterville, OH | Circleville, OH | Clintonville, OH | Columbus, OH | Commercial Point, OH | Croton, OH | Danville, OH | Delaware, OH | Derby, OH | Dublin, OH | Edison, OH | Etna, OH | Fredericktown, OH | Fulton, OH | Galena, OH | Galloway, OH | Gambier, OH | German Village | Granville, OH | Gratiot, OH | Green Camp, OH | Grove City, OH | Groveport, OH | Heath, OH | Hebron, OH | Hilliard, OH | Homer, OH | Howard, OH | Iberia, OH | Irwin, OH | Jacksontown, OH | Johnstown, OH | Kilbourne, OH | Kirkersville, OH | Lancaster, OH | La Rue, OH | Lewis Center, OH | Lincoln Village/West Side, OH | Lithopolis, OH | Lockbourne, OH | London, OH | Magnetic Springs, OH | Marengo, OH | Marion, OH | Martel, OH | Martinsburg, OH | Marysville, OH | Milford Center, OH | Millersport, OH | Morral, OH | Mount Gilead, OH | Mount Liberty, OH | Mount Sterling, OH | Mount Vernon, OH | New Albany, OH | Newark, OH | New Bloomington, OH | New Holland, OH | Orient, OH | Ostrander, OH | Pataskala, OH | Pickerington, OH | Plain City, OH | Pleasantville, OH | Powell, OH | Prospect, OH | Radnor, OH | Raymond, OH | Reynoldsburg, OH | Richwood, OH | Rushville, OH | Saint Louisville, OH | Sedalia, OH | Shauck, OH | Shepard/Mifflin, OH | South Solon, OH | Sparta, OH | Stoutsville, OH | Sugar Grove, OH | Summit Station, OH | Sunbury, OH | Tarlton, OH | Thurston, OH | Upper Arlington, OH | Unionville Center, OH | Utica, OH | Waldo, OH | Washington Court House, OH | Westerville, OH | West Jefferson, OH | Whitehall, OH | Williamsport, OH | Worthington, OH

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