How to choose your geothermal system for your heating?

Before setting up such a project, it is essential to ask the right questions to effectively choose a geothermal system for your heating.

The dwelling

- Is the accommodation to be heated by geothermal energy new or old?

- Where is the house located: department, city, altitude?

- Is it a single-story building? How many levels and rooms does the property have?

Field

- What is the surface area of the land?

For information, it must be 1,5 times greater than that of the surface to be heated for the installation of a horizontal capture.

- What are the particularities of the land? Is it flat or sloping? Is it wooded? Does the ground already contain other structures (tanks, pipes, etc.)?

The expected thermal comfort

- What regulation mode: heating only or heating and cooling?

In the 2nd case, a pompe à chaleur is reversible necessary.

- should domestic hot water be provided from the installation stage?

- Other areas to heat? A swimming pool, for example. Some systems allow you to alternate heating the home and the pool in mid-season using the same installation.

Choose your provider

- Are the heat pumps offered NF PAC approved?

- Is the service provider part of a network of specialists or installers trained in geothermal energy? Is it QualiPAC certified?

- Does it offer you a personalized comparative simulation of your future consumption?

- Does the price offer he gives you detail each of the items in your installation?

- Does it offer you a minimum 2-year parts and labor warranty on your installation?

- Does he have ten-year insurance?

- Does he inform you of the tax and/or financial benefits?