Your Trusted Geothermal Service Specialists
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Follow UsGeothermal systems are some of the most reliable, efficient HVAC options available—but like any heating and cooling system, they occasionally need professional attention. If your system isn't heating or cooling like it used to, makes unusual noises, or displays error codes, the experts at Thompson Heating & Cooling are ready to help.
We provide comprehensive geothermal repair and service in La Grange, KY, with over 30 years of HVAC experience and extensive knowledge of ClimateMaster systems and other major geothermal brands. From diagnosing minor issues to resolving complex system failures, our certified team delivers fast, accurate, and lasting solutions.
Contact UsAs a locally owned HVAC company, we take pride in offering:
We're also a Ruud Pro Partner, Mitsubishi Diamond Dealer, and Oldham County Chamber of Commerce member—trusted by homeowners across the Greater Louisville region.
We prioritize customer comfort, ensuring top-rated service with every job.
We handle 90% of repair calls the same day, ensuring your HVAC system stays operational.
With over 30 years of industry experience, our team delivers high-quality heating and cooling solutions.
Even though geothermal systems have fewer moving parts and lower maintenance needs, they can still develop issues over time. We regularly diagnose and fix:
Rattling, buzzing, or humming could indicate:
If you've noticed any of the above signs, it's time to schedule service with our La Grange geothermal specialists.
At Thompson Heating & Cooling, we follow a proven repair approach that ensures precision and peace of mind.
We begin with a thorough inspection of your system, including the heat pump, loop field, pressure, sensors, and thermostat settings.
We explain the issue, show you exactly what's going on, and present repair options. You'll never be surprised by hidden fees.
With many parts in stock and years of system-specific experience, we often complete repairs on the same day.
We test your system's operation after every repair and provide helpful advice to prevent future issues.
We provide geothermal service for all major brands, including:
As a certified ClimateMaster dealer, we perform repairs according to manufacturer standards and help maintain your warranty protection.
While many issues can be fixed affordably, sometimes a failing geothermal unit is better off being replaced. Signs you may need to consider system replacement:
Our team will help you determine whether a repair or replacement is the most cost-effective solution based on your home and energy usage.
Whether your geothermal system is acting up or it's simply time for a seasonal checkup, trust the experts at Thompson Heating & Cooling to get your system back on track. With honest service, transparent pricing, and unmatched local experience, we're here to keep your La Grange geothermal system running like it should—efficiently, quietly, and reliably.
Let's get started.
Contact Us 502-817-3105When your geothermal system goes down during extreme weather, we provide 24/7 emergency service. If you're without heat or cooling and your family's comfort is at risk, our technicians are ready to respond quickly with the tools and training to restore your system.
Call us anytime for:
We offer priority scheduling for Comfort Club members and homes with children, elderly residents, or medical needs.
The best way to prevent repairs is with annual maintenance. Our geothermal service plans include:
We recommend yearly tune-ups for all geothermal units, regardless of age. Preventive care keeps your system operating at peak efficiency and helps you avoid costly breakdowns.
Want hassle-free system care? Our Comfort Club Maintenance Plan covers geothermal systems.
It's the easiest way to extend your system's life and reduce repair frequency, while giving you priority support when you need it most.
Benefits Include:
Comfort Club Membership |
Non-Members |
|
|---|---|---|
| Mechanical system inspections | ||
| Performance system inspections | ||
| Safety systems inspections | ||
| Priority scheduling on all service | ||
| $250 off new system installation | ||
| 20% discount on repairs | ||
| No after hours service charges | ||
| Learn More | Join Our Comfort Club Today | |
Investing in your comfort has never been easier. Our affordable HVAC financing options are designed to fit your budget, enabling you to upgrade your heating and cooling systems without the stress of upfront costs. With flexible payment plans and competitive terms, you can immediately enjoy the benefits of modern, energy-efficient systems. Plus, take advantage of available rebates on high-efficiency HVAC systems to further reduce your investment. Contact our team today to learn more about our financing solutions and start enjoying year-round comfort.
Optimus offers smart, hassle-free HVAC financing with quick approvals and flexible payment options.
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When it comes to heating, cooling, and indoor air quality, you need a team that prioritizes expertise, reliability, and customer satisfaction. Here’s why homeowners and businesses across La Grange, Louisville, and surrounding areas trust us:
As a locally owned and family-operated business, we're committed to serving La Grange and surrounding areas with personal, dependable service. We're proud members of the Oldham County Chamber of Commerce, reinforcing our local roots, and as an EGIA member, we offer access to HVAC financing and rebate programs that make comfort more affordable.
We offer affordable HVAC financing options to help you stay comfortable without stretching your budget. Plus, you can take advantage of valuable rebates on high-efficiency HVAC systems, making energy-saving upgrades easier and more cost-effective.
We complete 90% of repairs the same day, delivering fast, efficient HVAC service when it matters most. Our residential and commercial maintenance plans are designed to keep your heating and cooling system running smoothly all year long. With our Comfort Club Membership, homeowners enjoy exclusive perks like priority scheduling and ongoing support.
With over 22 years in business and 30 years of experience, we bring deep industry knowledge to every job. As a Ruud Pro Partner and Mitsubishi Diamond Dealer, we proudly offer industry-leading HVAC brands known for quality and efficiency. We're also certified Climate Master geothermal specialists, delivering energy-efficient heating and cooling solutions.
We provide geothermal system repair and service across:
If you live in the Greater Louisville area, Thompson Heating & Cooling is your go-to geothermal repair expert.
Contact Us 502-817-3105
We prioritize customer comfort, ensuring top-rated service with every job.
We handle 90% of repair calls the same day, ensuring your HVAC system stays operational.
With over 30 years of industry experience, our team delivers high-quality heating and cooling solutions.
Watch for signs like inconsistent heating or cooling, strange noises, error messages on your thermostat, water or refrigerant leaks, or rising energy bills. These are common indicators that something in your geothermal system needs attention.
Typical issues include:
If you're unsure, our team will perform a full system diagnostic to locate the source of the problem.
Yes. While geothermal systems require less maintenance than traditional HVAC units, we recommend annual service to check fluid levels, inspect coils, clean components, and test electrical systems. Preventive care helps avoid breakdowns and maintain efficiency.
Most common geothermal HVAC repairs in La Grange take 1–3 hours, depending on the complexity of the issue. Our trucks are fully stocked to handle most problems in a single visit.
Yes. If your system has failed during extreme heat or cold, our technicians are available for 24/7 emergency geothermal service in La Grange and surrounding areas.
We service all major geothermal brands, including:
We're also a certified ClimateMaster dealer, which means we follow manufacturer-approved repair standards.
It depends on the age, condition, and cost of repairs. If your system is over 20–25 years old and experiencing frequent issues or high repair costs, replacement may be the better option. We'll always give honest guidance based on your situation.
Yes. We inspect loop performance, pressure levels, and flow to determine if there's a blockage, airlock, or leak. While underground loop issues are rare, our team is equipped to diagnose and address them when needed.
This can result from low refrigerant, a clogged air filter, coil buildup, or a malfunctioning reversing valve. We'll evaluate your system and restore proper performance quickly.
Preventative maintenance is key. Schedule annual inspections, keep air filters clean, and make sure your thermostat is functioning properly. Enrolling in our Comfort Club Maintenance Plan also ensures priority care and early detection of issues.
Our comprehensive tune-ups include:
You'll receive a written report and any recommended repairs or adjustments.
Yes. We service geothermal systems connected to forced air, radiant floor heating, or hot water generation systems. No matter your configuration, our certified techs can keep it running efficiently.
Yes. Geothermal systems use the earth's stable temperature—not the outside air—so they remain effective even in freezing La Grange winters. If your system is struggling, it may need repair or optimization.
Yes. We offer flexible financing through EGIA, including low-interest options that can be used toward major geothermal repairs or full replacements. Ask us for details during your service visit.
We proudly provide geothermal system repair and service in:
If you're in the Greater Louisville region, Thompson Heating & Cooling is your trusted geothermal HVAC team.
Geothermal systems are known for their long-lasting performance and energy-saving efficiency—but even the most advanced systems need service from time to time. When your geothermal unit isn't heating, cooling, or performing the way it should, it's time to call the local experts at Thompson Heating & Cooling.
For over 30 years, we've been the trusted name in geothermal system repair and service across La Grange and the Greater Louisville area. Our certified technicians are trained to work on all major geothermal brands, including ClimateMaster, WaterFurnace, Bosch, and more. Whether you're experiencing poor airflow, rising energy bills, thermostat problems, or loop field issues, we provide the fast, accurate service your system needs.
When you work with our team, you'll get:
We don't just restore comfort—we protect your long-term investment. As a certified ClimateMaster dealer, Ruud Pro Partner, and Mitsubishi Diamond Dealer, we bring a high level of training and professionalism to every geothermal repair we perform. And if your system is nearing the end of its lifespan, we'll provide honest recommendations for replacement and help you explore financing options and available rebates.
Want to reduce breakdowns in the future? Ask about adding geothermal to our Comfort Club Maintenance Plan—you'll get seasonal checkups, discounts on repairs, and priority service so your system stays efficient and reliable year-round.
We proudly serve customers in:
When your geothermal system isn't performing the way it should, don't wait. Get the experienced service you need from a team that's been trusted for decades.
Let's get started.
Contact Us 502-817-3105
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