Commercial Clothes Washer UES Measure Update Regional Technical Forum April 16, 2013

Commercial Clothes Washer Commercial Clothes Washer Measure Overview Current Category: Proven Current Status: Under Review Current Sunset Date: May,2013 Reason for Update/Review: Response to recommendation memo; and sunset date approachingrecommendation memo Baseline Type: Current Practice 2

Measure Descriptions Go to the following sections in the Summary tab in the proposed measure workbook:proposed measure workbook – Measure Properties – Measure Identifiers 3

Summary of Updates Changes based on Recommendation Memo – Cleaned workbook and moved analysis into latest ProCost template. – Updated Federal and Energy Star standards for Modified Energy Factor (MEF) and Water Factor (WF). – Updated list of California Energy Commission (CEC) Database commercial clothes washers to the latest available. – Properly documented several measure parameters including gas/electric water heating efficiency and water ∆T. – Revised method of relating machine energy and hot water use to washer efficiency ratings. Other Changes – Updated water costs. – Updated incremental capital costs using 2010 DOE Life-Cycle Cost and Payback Period Analysis for commercial clothes washers

Remaining Issues for RTF Discussion No factors identified. 5

Measure Analysis and Inputs Details Go to the following sections in the Summary tab in the proposed measure workbook:proposed measure workbook – Constant Parameter – Energy Savings Estimation Method, Parameters and Data Sources – Measure Incremental Costs and Benefits – Measure Lifetime 6

Summary of Changes Energy Savings – Decreased across measures by an average of 34% (minimum 19%, maximum 64%). Incremental costs – Decreased by 46% across all measures. Life – No change. TRC Cost-Effectiveness – All measures remain cost-effective. Go to the Presentation tab in the proposed measure workbook for graphs of existing vs. proposed savings and TRC.proposed measure workbook 7

Staff Proposal Approve the updates to the commercial clothes washer UES measure; Set the measure status to “Active”; and Change the sunset date to March,

Decision “I _______ move to approve the updates to the commercial clothes washer UES measure; set the measure status to “Active”; and change the sunset date to March, 2015.” 9