Welcome to HERS Advanced Rater Training

The HERS Advanced Rater Training Program is your source for advanced HERS concepts, current building science, and industry updates essential to your success. The home energy rating industry in Southern California offers significant opportunities for informed, educated HERS Raters. This training program is open to currently certified HERS Raters, Building Analyst, Building Envelope, Building Inspectors and Building Performance Contractors in Southern California. The curriculum will address technical and administrative elements of Home Energy Ratings, and will cover both current issues and upcoming changes.

CLEAResult is partnered with the Wollin Group and Building Media, Inc. to provide low or no-cost training to building professionals including certified raters.

NOTE: Online registration for classroom training closes approximately 48 hours prior to the day of class. If you would like to register, please e-mail: Kathleen.armstrong@clearesult.com.

SoCalGas BuildingNew streaming online class available starting March 25, 2020.

NATE credits for all applicable  courses.Digital manuals available for download.Must enroll with class link and attend full class to quialify for certifciate of completion.

Onsite classes have been temporarily discontinued until further notice.

Please contact us for more information.

These quality technical sessions provide strong, hands-on training for HVAC technicians and other building professionals at no cost to attendees. Students will have the opportunity to learn HVAC quality installation and standards of typical mechanical ventilation and exhaust systems found in residential construction.

The new “Title 24, Part 6: Residential Overview” will cover upcoming new construction standards effective January 1, 2020. The 2019 Building Energy Efficiency Standards improve upon the 2016 Energy Standards for new construction of, and additions and alterations to, residential and nonresidential buildings.


Manual J

Johnstone Supply


Manual S

Johnstone Supply


Building Energy Science II-Residenital Air Sealing

Johnstone Supply

5-Feb HVAC Airflow and Static Pressure Diagnostics Johnstone Supply

Enrollment is limited so please sign-up early if you plan to attend. If you have questions regarding these classes, please contact:

Kathleen Armstrong, Associate Program Manager


Preview a Lesson

Watch a lesson from the online training curriculum.

Preview a lesson image link

Resource Library

Resources for Raters, including Title 24 regulations and HERS program guidelines.