Existing Multifamily

2023 Existing Single Family & Multifamily Specifications Manual available soon


Energy Trust of Oregon updates the Home Retrofit Specifications Manual each year to reflect changes in program requirements, input from field staff and feedback from trade allies. The 2023 edition will go into effect, and be available for download from Insider’s Home Retrofit Forms page, on June 30.

Trade allies may request one printed copy of the manual. Copies of the English version will be mailed by early July. Copies in Spanish will be ready by the end of July. To request your copy, please complete this quick survey by May 31.

The survey is an opportunity for trade allies to review and provide feedback on the proposed updates. We appreciate your feedback and will consider it when finalizing changes to the manual. Please complete the survey by May 31 to have your feedback considered.

Proposed 2023 updates are as follows:

  • Heat Pumps
    • All heat pump controls shall now have a compressor lockout set at or below 5°F.
    • All horizontally discharged outdoor units shall be bolted directly to risers and risers shall be mechanically or adhesively attached to the pad.
  • Extended Capacity Heat Pumps
    • Extended Capacity Heat Pump controls shall support variable speed capabilities of the system.

If you have questions about the specifications manual or annual update process, please email the Residential trade ally team or call 1.866.365.3526.