Geothermal


Geothermal Heat Pumps

Serving Granite City, Illinois & Surrounding Areas

Geothermal Heating System Installations

Geothermal energy is a potent and efficient renewable energy source. In order to offer you the best deal, Koesterer Heating and Cooling will assist you in understanding geothermal electric rebates and tax credits.



Whether you own a commercial or residential building is irrelevant. With their expertise and experience, our team can install the ideal geothermal heating system for you.

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Benefits of Switching to Geothermal:

  • Cuts energy costs
  • Lessens carbon emission
  • Low maintenance
  • Raises your home's value
  • Tax incentives for green energy

Free Estimates on Installations

You can rely on us to provide outstanding customer service! Through word-of-mouth, our clients learn about our high standards and superior service, which puts us in great demand.



You may relax knowing that Koesterer Heating and Cooling will properly resolve your problems when you work with us. Get in touch with us right now to learn more about our premium offerings or to arrange for a FREE estimate on the installation of new equipment.

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