New Hampshire Geothermal Repair Service

Geothermal Repair in Exeter, NH – Expert Service from Courtesy Heating and Cooling

If your geothermal heating and cooling system isn’t working like it should, turn to the local experts at Courtesy Heating and Cooling. We provide fast, honest, and skilled geothermal repair service across Exeter, Portsmouth, Dover, Manchester, Nashua, Wolfeboro, and surrounding New Hampshire towns.

Don’t Wait — Fix It the Right Way

Geothermal systems are built to last — but like any HVAC system, they can run into problems. When that happens, you need a trained technician who understands how these systems work.

Our team is experienced in diagnosing and repairing all types of geothermal heat pump systems, both open- and closed-loop.

Signs You Might Need Geothermal Repair:

• No heating or cooling

• Uneven temperatures in your home

• Low airflow or strange noises

• Unusually high electric bills

• Water or moisture around indoor units

• System turns on and off too often (short cycling)

If you notice any of these issues, call us right away. Catching the problem early can prevent bigger repairs and save money.

We Repair All Geothermal Brands

Whether we installed your system or not, we can fix it. We work on:

• WaterFurnace

• ClimateMaster

• Bosch

• GeoComfort

• And more

Our vans are fully stocked so we can often fix the problem in just one visit.

Why Choose Courtesy Heating and Cooling?

• ✅ Experienced with geothermal systems

• ✅ Honest quotes and fair pricing

• ✅ On-time, respectful technicians

• ✅ Clear communication — no jargon

• ✅ Based in New Hampshire — we know the local ground and weather conditions

We’re here to help you stay comfortable, year-round.