Proposed Deemed Savings and Cost of Oregon Energy Star Builder Option Package for 2009 February 5, 2008

Revised Energy Code 2008 Modest increase in component perfromance –Windows to Class 35 –Floor upgrade Added Components –Lighting at 50% CFL about 1.1 W/sf –Option for high efficiency heating and cooling equipment –Option for duct sealing –Other less interesting measures

EStar Response Preserve 15% improvement over code minimum Select options that seem most likely to be used by home builders Develop a package which provides a least costly path to 15% improvement Submit the results to EPA (ICF) for approval as a 15% improvement Calculate savings from regional procedures

Proposed Oregon EStar Package 2009 Slight improvement in envelope specs –R49 ceilings –Intermediate framing at walls –Insulation grading (inspection)-walls and Ceilings –R38 floors PTCS duct sealing PTCS/commissioning for Heat Pumps 75% CFL (.78 W/sf) Window U value.32 Water Heater.63 EF

Savings Estimates Heat Pump Climate NWBOP 2009 Savings (kWh)Cost NWBOP 2006 Heat/CoolDHWLightingTotal$kWh Portland Redmond Medford

Savings Estimates Gas NW BOP 2009 Savings Cost NWBOP 2006 Heating/Cooling/FanLightingTotal ClimateThkWh $ Portland Redmond Medford

Insulation Grading