Laserfiche WebLink
2018 Washington State Energy Code-Residential <br /> Prescriptive Energy Code Compliance for All Climate Zones in Washington <br /> `'x . tR fiit_? llitx t i It_:�� lei(/ � ` 3 I4:4 01_ 1 sFO CI'drf . .2 ' .-ice'F <br /> w.��� ..-�w�.,� ..>. .�� _a bF..�.v n ..�-. ,.._.., _. .emu-r� �� m��r�...,_.S..��,� _Y. ...... <br /> Each dwelling unit in a residential building shall comply with sufficient options from Table R406.2(fuel <br /> normalization credits)and Table 4063(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 Unit: e :ts <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 sf of heated floor area but less than 1,500 sf. <br /> 2. Medium Dwelling Unit:6 cre T3 <br /> All dwelling units that are not included in#1 or#3 <br /> 3. Large Dwelling Unit:7 reds <br /> Dwelling units exceeding 5,000 sf of conditioned floor area <br /> 4. Additions less than 500 square feet: L5 Yz ed to <br /> AU other additions shall meet 1-3 above <br /> Before selecting your credits on this Summary table,review the details in Table 406.3(Single Family),on page 4. <br /> i <br /> j Summary of Table R406.2 and 406.3 <br /> Heating 1 i Credits-select ONE <br /> Fuel Normalization Descriptions User Notes <br /> 1 Options , heating option <br /> 1 !Combustion heating minimum NAECAb i 0.0 ❑ I <br /> 2 Heat pumpc j 1.0 i 0 <br /> 3 !Electric resistance heat only-furnace or zonal I -1.0 ; 0 _ <br /> 4 1 DHP with zonal electric resistance per option 3.4 ; 0.5 ❑ I <br /> 5 All other heating systems I -1.0 ❑ j , <br /> Credits-select ONE <br /> Energy 3 <br /> Options Energy Credit Option Descriptions energy option from each <br /> p category <br /> 1.1 !Efficient Building Envelope ; 0.5 0 <br /> 1.2 mfficient Building Envelope j 1.0 0 <br /> 1.3 Efficient Building Envelope ( 0.5 ! ❑ I <br /> 1.4 j Efficient Building Envelope 1.0 ❑ I <br /> 1.5 !Efficient Building Envelope j 2.0 ❑ <br /> 1.6 1 Efficient Building Envelope ; ' 3.0 ❑ <br /> 1.7 ,Efficient Building Envelope `-"l 0.5 ; ❑ <br /> 2.1 IAir Leakage Control and Efficient Ventilation f 0.5 ; ❑ <br /> 1_2.2 [Air Leakage Control and Efficient Ventilation _1_ ....10 ..-.._ iEl I <br /> -__._.._ .-.......-.- <br /> 2.3 I Air Leakage Control and Efficient Ventilation ,, '�1 1.5 j 0 I <br /> 2.4 'Air Leakage Control and Efficient Ventilation L- 2.0 ❑ <br /> 3.1a !High Efficiency HVAC 1.0 ; 0 <br /> 3.2 !High Efficiency HVAC i 1.0 i ❑ <br /> 3.3a 1 High Efficiency HVAC 1.5 0 I <br /> 3.4 j High Efficiency HVAC j 1.5 ❑ 1 <br /> 3.5 i High Efficiency yHVAC ' 1.5 ..__..... ❑ <br /> 3.6a 'High Efficiency HVAC q 2.0 ; ❑ I <br /> 4.1 `High Efficiency HVAC Distribution System 0.5 I ❑ I <br /> 4.2 !High Efficiency HVAC Distribution System q 1.0 ❑ I <br /> Prescriptive Path-Single Family 2018 Washington State Energy Code-R 2 <br />