The Installer Toolkit includes detailed resources that will help you navigate the solar thermal market and California Solar Initiative (CSI)-Thermal Program.
- Application Tutorials
The following videos will provide guidance on how to complete an application for rebates through the CSI-Thermal Program in SDG&E territory.
- How to Fill Out a Letter of Authorization
- This video describes how to accurately complete the Letter of Authorization form for CSI-Thermal Program applications submitted in SDG&E territory. The tutorial is intended to reduce the number of common mistakes seen in applications and give contractors a better understanding of exactly what information we are looking for when this document is filled out.
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- After filling out this document, you will need to scan and upload it to the appropriate location on the online application portal located at www.csithermal.com.
- CSI-Thermal Resources for Installers
- CSI-Thermal Program Handbook
- CSI-Thermal Metering Installation Guide
- CSI-Thermal SRCC OG-100 Incentive Calculator Guide
- CSI-Thermal Single Family & Multifamily/Commercial Inspection Checklist
- CSI-Thermal Solar Pool Inspection Checklist
- CSI-Thermal Low-Income Guide
- Letter of Authorization (Required for SDG&E customer applications)
Energy Audits
- SDG&E Homeowner
- If you are a commercial or multifamily customer of SDG&E, you can meet this requirement in one of two ways:
- Submit Title 24 documentation for the past three years. You will need to provide a copy of the audit report to your contractor, as this document is required with submission of the rebate application.
- Follow the instructions in the video below for completing the "Online Energy Survey for Business" after logging into your SDG&E account
- CSI-Thermal Marketing Resources
Brochures
- Permitting and Financing Resources
Permitting Resources
- San Diego Permitting Jurisdictions - Solar Water Heating Information
- Solar Water Heating Permit Package
Financing Resources