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` <br /> 2018 Washington State Energy Code Residential <br /> Prescriptive Energy Code <br /> liance for All Climate Zones in Washington <br /> l����/�.���'1''`;�`��!�''^' 'SinodmFmnn|ly-Nmmm 'Additiomm(mffmc±ivmvFebrua y 1, 2021) <br /> shallEach dwelling unit in a residential building | h sufficient options from b| (fuel <br /> normalization credits) and Table 406.3 (energy credits)to achieve the following minimum number of <br /> credits.To claim this credit,the building permit drawings shall specify the option selected and the <br /> maximum tested building air leakage, and show the qualifying ventilation system and its control sequence <br /> of operation. <br /> 1. Small Dwelling Wnit: 3credits <br /> Dwelling units less than 1,500 sf in conditioned floor area with less than 300 sf of fenestration area. <br /> Additions to existing building that are greater than 500 ufof heated floor area but less than 1,500st <br /> -. Medium_ Dwelling_ Unit:_- ' --_its <br /> All dwelling it that are not included {n#1or#3 <br /> _ Large Dwelling Unit:- 7 _--its <br /> Dwelling units exceeding S/J0Usfof conditioned floor area <br /> 4. Additions less than GO0 square feet: l.S credits <br /> All other additions shall meet 1'] above <br /> Before selecting your credits onthis Summary table,review the details in Table 4U6.3(Single Fam|\y),on page 4. <br /> .................................. .. ������ <br /> Summary of Table R406.2 <br /> Heating. Credits-select ONE I <br /> Fuel Normalization Descriptions User Notes <br /> heating option <br /> 'Combustion heating minimum NAECAb 0.0 <br /> 3 Electric resistance heat only-furnace or zonal. -1.0 El <br /> 4 DHP with zonal electric resistance per option 3.4 <br /> 0.5 <br /> 5 ::All other heating systems -1.0 <br /> Credits-select ONE <br /> Energy <br /> Energy Credit Option Descriptions energy option from each <br /> Options 1 <br /> category <br /> 1.1 Efficient Building Envelope 0.5 <br /> 1.2 Efficient Building Envelope 1.0 <br /> Efficient Building Envelope 0.5 F <br /> 1.3 <br /> 1.4 Efficient Building Envelope 1.0 El <br /> 1.5 :Efficient Building Envelope 2.0 <br /> 1.6 Efficient Building Envelope 3.0 <br /> 1.7 Efficient Building Envelope El. o.s <br /> 2.1 :Air Leakage Control and Efficient Ventilation 0.5 <br /> 2.2 :Air Leakage Control and Efficient Ventilation 1.0 <br /> 2.3 Air Leakage Control and Efficient Ventilation 1.5 ED <br /> 10 <br /> 2.4 z*Air Leakage Control and Efficient Ventilation 2.0 <br /> 1.0 <br /> 0.5 <br /> 4.1 High Efficiency HVAC Distribution System <br /> 4.2 High Efficiency HVAC Distribution System 1.0 <br /> Prescriptive Path-Single Family 2018 Washington State Energy oouv'n 2 <br />