New Hampshire Geothermal System Installation

• Same Day Appointments
• Expert System Design Methods
• Fast, Friendly & Affordable Service
• Fully Licensed & Insured

• Free Estimates

Schedule An Appointment

Geothermal Installation in Exeter, NH 

Clean, Efficient Comfort with Courtesy Heating and Cooling

 

Looking for an energy-efficient way to heat and cool your home? A geothermal system might be the perfect solution. At Courtesy Heating and Cooling, we provide expert geothermal installation services throughout Exeter, Portsmouth, Dover, Wolfeboro, Manchester, Nashua, and nearby New Hampshire towns.

What Is a Geothermal System?

Geothermal systems use the steady temperature underground to heat your home in winter and cool it in summer. It’s one of the most efficient, eco-friendly ways to stay comfortable year-round.

Even better? These systems can save you thousands on energy costs over time.

Why Choose Geothermal?

  • ✅ Lower Energy Bills – Up to 70% savings compared to traditional HVAC

  • ✅ Quiet Operation – No loud outdoor unit

  • ✅ Long Lifespan – Underground loops can last 50+ years

  • ✅ Eco-Friendly – Reduces your home’s carbon footprint

  • ✅ Comfort All Year Long – Heating, cooling, and hot water from one system

Our Geothermal Installation Process

We make it simple to switch to geothermal:

  1. Home Evaluation & Free Estimate
    We assess your property and energy needs to design the best system for you.

  2. System Design & Loop Choice
    We help you choose between horizontal, vertical, or pond loops, depending on your land and budget.

  3. Professional Installation
    Our experienced team installs the ground loops and heat pump system with care and precision.

  4. System Testing & Walkthrough
    We make sure everything works perfectly and show you how to use your new system.

  5. Ongoing Support
    We’re here to maintain your system and keep it running efficiently for years to come.

Who We Are

Courtesy Heating and Cooling is a second generation HVAC/Appliance service company based on family values. We believe our priorities are to provide efficient, responsive, affordable and expert service to our clients and to treat our team like family. Our goal is to ensure you are so satisfied with our service that you just have to tell your friends and family about us! Give us a call today to schedule your maintenance, service or replacement appointment. 

We Install Top Geothermal Brands

We work with trusted geothermal manufacturers like:

  • WaterFurnace

  • ClimateMaster

  • Bosch

  • GeoComfort

  • And more

We’ll help you pick a system that fits your home and your budget.

Incentives & Rebates

Geothermal systems may qualify for federal tax credits, local rebates, and financing programs. We’ll help you understand your options and save as much as possible.

Schedule Your Free Geothermal Estimate Today

Whether you’re building a new home or upgrading your current system, Courtesy Heating and Cooling is your trusted geothermal expert in southern New Hampshire.

Some of Our Service Areas

Rockingham County

  • Atkinson

  • Brentwood

  • Candia

  • Chester

  • Danville

  • Deerfield

  • Derry

  • Epping

  • Exeter

  • Fremont

  • Greenland

  • Hampstead

  • Hampton

  • Kingston

  • Londonderry

  • Newmarket

  • Newton

  • North Hampton

  • Northwood

  • Nottingham

  • Plaistow

  • Portsmouth

  • Raymond

  • Rye

  • Salem

  • Sandown

  • Seabrook

  • Stratham

  • Windham

Strafford County

  • Dover

  • Durham

  • Farmington

  • Lee

  • Milton

  • Rochester

  • Somersworth

  • Strafford

Carroll County

  • Alton
  • Wakefield
  • Wolfeboro

Belknap County

  • Alton
  • Belmont
  • Gilford
  • Gilmanton
  • Laconia
  • Meredith
  • New Hampton
  • Sanbornton

Merrimack County

  • Boscawen

  • Bow

  • Concord

  • Epsom

  • Franklin

  • Henniker

  • Hooksett

  • Loudon

  • New London

  • Newbury

  • Northfield

  • Pembroke

  • Pittsfield

Hillsborough County

  • Amherst

  • Bedford

  • Brookline

  • Goffstown

  • Hillsborough

  • Hollis

  • Hudson

  • Litchfield

  • Merrimack

  • Milford

  • Nashua

  • New Boston

  • Pelham

  • Peterborough

Please call if your town is not listed

Get a Free Quote Today!

Let’s make your home more comfortable and energy-efficient. Call now to schedule service or request a free estimate.

📞 Call 603-777-7749
📍 Based in Exeter, NH
💬

Expert Geothermal Services

With over 20 years of experience providing geothermal and water source heat pump heating and cooling, Courtesy Heating and Cooling is qualified and equiped to work with you to design and impliment your geothermal HVAC solution for your home or business. 

At Courtesy Heating and Cooling, we have developed a system to discover the needs of you and your family, while also building a profile of your home or businesses so that the ideal system can be designed and installed. Some of the building blocks of your custom system design are the desired indoor temperatures, the humidity of the air, the cleanliness of the air, indoor and outdoor sound levels, energy usage, heating or cooling redundancy, system zoning and system controls. 

We offer a comprehensive range of services, including installation, repair, and maintenance of all major brands of heating and cooling systems. Our team of licensed and insured technicians has the expertise to diagnose and fix any issue, from a broken heater or air conditioner to a leaking water line. 

At Courtesy Heating and Cooling, we take pride in our commitment to providing exceptional customer service. Our technicians are friendly, professional, and always willing to go the extra mile to ensure your complete satisfaction. We also offer competitive pricing and upfront quotes for all our services, so you can make an informed decision about your repairs or installations.

Choose the family owned company that will treat you like family. Contact Courtesy Heating and Cooling today to schedule your appointment and experience the highest quality of service and expertise in the industry.