March 20, 2023

Geothermal services St. Louis, MO

All About Geothermal Installation for Your Home

Geothermal heating and cooling systems are becoming an increasingly popular option for homeowners looking to reduce their energy costs and environmental footprint. These systems use the stable temperature of the earth to provide efficient heating and cooling for homes, offering a renewable and sustainable alternative to traditional HVAC systems. While geothermal systems require a significant upfront investment, they provide significant long-term savings on energy costs and will even increase the value of your home.

What Is a Geothermal System?

Geothermal heating and cooling systems, also known as ground-source heat pumps, use the constant temperature of the earth to provide more efficient heating and cooling for buildings. The system consists of a network of pipes, known as a loop, that is buried in the ground either horizontally or vertically. This loop is filled with a water or refrigerant solution that absorbs heat from the earth in the winter and releases it into the home, and vice versa in the summer.

A heat exchanger is used to transfer the heat from the loop to the home’s heating and cooling system, which then distributes the heated or cooled air throughout the building. Because the temperature of the earth remains relatively constant throughout the year, geothermal systems are able to operate at a higher level of efficiency than traditional HVAC systems, which leads to significant energy savings and lower utility bills over time.

Advantages of Using Geothermal Energy Over Traditional HVAC Systems

There are several clear advantages of converting to geothermal energy instead of traditional HVAC systems. Geothermal systems are significantly more energy-efficient than traditional HVAC systems. This can result in energy savings of up to 50% or more compared to traditional HVAC systems, leading to lower utility bills and a reduced environmental footprint. They are also extremely durable and long-lasting. Geothermal systems have fewer moving parts than traditional HVAC systems, which means they are less prone to mechanical failure and require less maintenance over time. These systems can last for more than 25 years with proper care and maintenance.

Geothermal systems provide a more consistent and comfortable indoor temperature than traditional HVAC systems, as they are able to maintain a steady temperature throughout the year. Geothermal systems can be used for both heating and cooling, which means they can replace both your furnace and air conditioner. They can also be used to provide hot water for your home. Perhaps most importantly, geothermal energy is a renewable and sustainable energy source, as it relies on the constant temperature of the earth rather than fossil fuels. This means that using geothermal systems can help to reduce your carbon footprint and support a more sustainable energy future.

How Much Does Geothermal Installation Cost?

The cost of installing a geothermal system on your property can vary widely depending on several factors, such as the size of your property, the type of system you choose, the depth of the wells needed for the system, the local geology, and more. The average cost of a geothermal system installation is typically between $20,000 to $30,000 for a single-family home. Larger properties may require more significant upfront costs, given additional space needs to heat and cool larger square footage and provide your home with efficient, consistent temperatures.

While the cost of a geothermal system may be initially higher than other heating and cooling systems, it will provide you with significant savings on your energy bills over time. Geothermal systems also add significant value to your home and property, making them an excellent investment if you are thinking of selling your home in the near future.

Getting an accurate estimate for your home and property involves connecting with a geothermal installation specialist in your area. They will assess your property and provide you with a detailed quote that takes into account your specific needs and circumstances.

Geothermal Installation Process

Installing a geothermal heat pump system is a comprehensive, multi-step undertaking that involves the following steps.

Site Evaluation and Design

A geothermal contractor will evaluate your property to determine if it is suitable for a geothermal system installation. They will take into account factors such as the size of your property, soil conditions, and the heating and cooling needs of your home. Based on this evaluation, the contractor will design a system that is tailored to your specific needs. Quotes will be provided at this time as you choose the best contractor for your work. Expect to pay anywhere from $500 to $3,000 for this service.


Geothermal systems require a series of vertical or horizontal loops buried in the ground to transfer heat. For vertical loops, contractors will drill boreholes up to 400 feet deep, while horizontal loops require a large area of land to be excavated. On average, vertical drilling can cost between $5,000 to $15,000 per ton of heating and cooling capacity, while horizontal drilling costs between $3,000 to $5,000 per ton.

Loop Installation

Once the boreholes and trenches are created, the loop system is installed in them. The loops consist of pipes that are filled with a heat transfer fluid and connected to a heat pump that is installed inside your home. This is the meat and potatoes of your system; it will pull heat from the surrounding soil and circulate it through the loops into your home, where it will then be used to regulate temperatures in your living space. The cost for a vertical loop system installation is between $10,000 to $20,000 per ton, while the cost for a horizontal loop system is between $8,000 to $12,000 per ton.

Heat Pump Installation

The heat pump is installed inside your home and is responsible for moving heat from the ground into your home during the winter and transferring heat out of your home during the summer. It works in tandem with your loop system to efficiently heat and cool your home at various times throughout the year. The cost for a heat pump installation is between $5,000 to $10,000.

Ductwork and Piping Installation

The contractor will install ductwork and piping to distribute heated or cooled air throughout your home. Once the installation is complete, the contractor will start up the system and perform tests to ensure that it is operating correctly. On average, the cost for ductwork and piping installation is between $2,000 to $4,000.

The installation process of a geothermal system can take anywhere from several days to several weeks, depending on the size and complexity of your chosen system. Working with a qualified geothermal contractor to ensure that the installation is done correctly will maximize its efficiency and improve the overall function and lifespan of the system.

Add Efficient Heating and Cooling to Your Home!

Scott-Lee Heating Company has been serving valued clients in St. Louis and the surrounding areas since 1978. We offer a wide range of high-quality heating and cooling services, including repair, installation, and maintenance of heat pumps, furnaces, and air conditioners. We also offer air quality inspections and commercial HVAC service. We are committed to finding solutions for all of your heating and air needs. Contact us today for information on how geothermal energy can make your home more comfortable and energy-efficient!