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Technical Support Document to Facilitate Adoption of ASHRAE Standard 90.1 Performance Rating Method

Document Number: PNNL-35248
Document Type: Technical Support Document
Publication Date:

This report describes solutions to the common PRM adoption challenges, including calculating energy savings by fuel type and electricity demand savings relative to current code and avoiding “fuel switching” when reporting savings of the proposed design relative to the current code. The calculations described in this technical support document are automated in the ASHRAE Standard 90.1 Performance Based Compliance Form and the Compliance Form Companion Tool