Rroof,ee , Assembly R-value of 38 Retrofit to R-38 total ceiling/attic after retrofit attic insulation 49 Retrofit to R-49 total attic insulation Retrofit Assembly EDC Data Gathering Rwall,bl , Assembly R-value of wall Default = 5.0 15 Assumes existing, before retrofit un-insulated wall with 2x4 studs @ 16” o.c., w/ wood/vinyl siding Existing Assembly EDC Data Gathering Rwall,ee , Assembly R-value of wall Default = 11.0 Assumes adding R-6 after retrofit per DOE recommendations Retrofit Assembly EDC Data Gathering SEERCAC , Seasonal Energy Default for equipment 4 Efficiency Ratio of existing home installed before central air conditioner 1/23/2006 = 10 Default for equipment installed after 1/23/2006 = 13 Nameplate EDC Data Gathering , Average Energy Efficiency Ratio of Default = 9.8 DOE Federal Test existing room air conditioner Procedure 10 CFR 430, Appendix (Used in ES Calculator for baseline) Nameplate EDC Data Gathering SEERASHP , Seasonal Energy Default for equipment 4 Efficiency Ratio of existing home air installed before source heat pump 1/23/2006 = 10 Default for equipment installed after 1/23/2006 = 13 Default for equipment installed after 6/1/2015 = 14 Nameplate EDC Data Gathering HSPFASHP , Heating Seasonal Default for equipment 44 Performance Factor for existing home installed before heat pump 1/23/2006 = 6.8 Default for equipment installed after 1/23/2006 = 7.7 Default for equipment installed after 6/1/2015 = 8.2
Rroof,ee , Assembly R-value of ceiling/attic after retrofit 38 Retrofit to R-38 total attic insulation 49 Retrofit to R-49 total attic insulation Retrofit Assembly EDC Data Gathering Rwall,bl , Assembly R-value of wall before retrofit Default = 5.0 15 Assumes existing, un-insulated wall with 2x4 studs @ 16” o.c., w/ wood/vinyl siding Existing Assembly EDC Data Gathering Rwall,ee , Assembly R-value of wall after retrofit Default = 11.0 Assumes adding R-6 per DOE recommendations Retrofit Assembly EDC Data Gathering SEERCAC , Seasonal Energy Efficiency Ratio of existing home central air conditioner Default for equipment installed before 1/23/2006 = 10 Default for equipment installed after 1/23/2006 = 13 4 Nameplate EDC Data Gathering , Average Energy Efficiency Ratio of existing room air conditioner Default = 9.8 DOE Federal Test Procedure 10 CFR 430, Appendix (Used in ES Calculator for baseline) Nameplate EDC Data Gathering SEERASHP , Seasonal Energy Efficiency Ratio of existing home air source heat pump Default for equipment installed before 1/23/2006 = 10 Default for equipment installed after 1/23/2006 = 13 Default for equipment installed after 6/1/2015 = 14 4 Nameplate EDC Data Gathering HSPFASHP , Heating Seasonal Performance Factor for existing home heat pump Default for equipment installed before 1/23/2006 = 6.8 Default for equipment installed after 1/23/2006 = 7.7 Default for equipment installed after 6/1/2015 = 8.2 44