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M 0 <br />2018 Washington State Energy CotRL-sidential <br />Prescriptive Energy CodeConpliancefor All Cimate Zonesin Washington <br />Single Familyt New & Additions (effetive February 1, 202j1 <br />Each dwelling units a residential buildingshall comply with sufficient options from Table R406.2 (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 Unit3 credits <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 credits <br />All dwelling units that are not included in #1 or #3 <br />3. Large Dwelling Unit7 credits <br />Dwelling units exceeding TO sf of conditioned floor area <br />4. Additions less than 50&quare feet:1.5 credits <br />All other additions shall meet 13 above <br />Before selecting your credits on this Summary table, revfwdtetails in Table 406.3 (SinghffrFly), on page.4 <br />Summary ofTableR406.2 <br />Heating <br />Options <br />Fuel Normalization Descriptions <br />Credits- select ONE <br />heating option <br />User Notes <br />1 <br />Combustion heating minimum NAECA <br />0.0 <br />❑ <br />2 <br />Hat pumlf <br />1.0 <br />❑ <br />3 <br />Electric resistance heat only - furnace or zonal <br />-11.13 <br />❑ <br />4 <br />DHP with zonal electric resistance per optlb 4 <br />0.5 <br />❑ <br />5 <br />All other heating systems <br />-1.0 <br />❑ <br />Energy <br />Options <br />p <br />Energy Credit Option Descriptions <br />Credits- select ONE <br />energy optionfrom each <br />Cate or d <br />1.1 <br />_ <br />Efficient Building Envelope <br />0.5 <br />❑ <br />1.2 <br />Efficient Building Envelope <br />1.0 <br />❑ <br />1.3 <br />Efficient Building Envelope <br />0.5 <br />❑ <br />1.4 <br />1 Efficient Building Envelope <br />1.0 <br />p <br />1.5 <br />Efficient Building Envelope <br />2.0 <br />❑ <br />1.6 <br />Efficient Building Envelope <br />3.0 <br />❑ <br />1.7 <br />Efficient Building Envelope <br />0.5 <br />❑ <br />2.1 <br />Air Leakage Control and Efficient Ventilation <br />0.5 <br />0 <br />2.2 <br />Air Leakage Control and Efficient Ventilation <br />1.0 <br />❑ <br />2.3 <br />Air Leakage Control and Efficient Ventilation <br />1.5 <br />❑ <br />2.4 <br />Air Leakage Control and Efficient Ventilation <br />2.0 <br />❑ <br />3.1a <br />High Efficiency HVAC <br />1.0 <br />❑ <br />3.2 <br />High Efficiency HVAC <br />1.0 <br />❑ <br />j <br />3.3a <br />High Efficiency HVAC <br />1.5 <br />❑ <br />3.4 <br />High Efficiency HVAC <br />1.5 <br />ED <br />3.5 <br />High Efficiency HVAC <br />1.5 <br />❑ <br />3.6a <br />High Efficiency HVAC <br />2.0 <br />❑ <br />4.1 <br />iT4.2 <br />Hi h EfficiencyHVAC Distribution System <br />0.5 <br />p <br />High Efficiency HVAC Distribution System <br />1.0 <br />❑ <br />Prescriptive Path - Single Family 2018 Washington State Energy Code-R 2 i <br />