Solar Water Heating

Find out how to improve energy efficiency and reduce utility costs by switching to solar water heating.


The CSI-Thermal Program closed to new applications on July 31, 2020. Applicants with projects that have received a confirmed reservation are still able to complete their projects and submit their incentive claim within their 18-month reservation window.

Residential customers please refer to the Solar Thermal Water Heating System Rebate application available at

Solar Water Heating for Your Home

Lower your home's energy consumption and gas bills by installing a solar water heating system.