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Prescriptive Energy Code Compliance for All Climate Zones in Washington <br /> Project Information Contact Information <br /> Unit E Townhome Polygon Northwest Company <br /> Eclipse Jamie Aubrey <br /> Everett, Wa (425) 586-7700 <br /> This project will use the requirements of the Prescriptive Path below and incorporate the <br /> the minimum values listed. In addition, based on the size of the structure, the appropriate <br /> number of additional credits are checked as chosen by the permit applicant. <br /> Authorized Representative Date <br /> All Climate Zones <br /> R-Valued U-Factord <br /> Fenestration U-Factor" n/a 0.30 <br /> Skylight U-Factor n/a 0.50 <br /> Glazed Fenestration SHGC°e n/a n/a <br /> Ceiling 49J 0.026 <br /> Wood Frame Wallg k' 21 int 0.056 <br /> Mass Wall R-Value' 21/21" 0.056 <br /> Floor 30g 0.029 <br /> Below Grade War` 10/15/21 int+TB 0.042 <br /> Slab" R-Value& Depth 10, 2 ft n/a <br /> *Table R402.1.1 and Table R402.1.3 Footnotes included on Page 2. <br /> Each dwelling unit in one and two-family dwellings and townhouses, as defined in Section 101.2 of the <br /> International Residential Code shall comply with sufficient options from Table R406.2 so as to achieve the <br /> following minimum number of credits: <br /> 21. Small Dwelling Unit: 0.5 points <br /> Dwelling units less than 1500 square feet in conditioned floor area with less than 300 square feet of fenestration <br /> area. Additions to existing building that are less than 750 square feet of heated floor area. <br /> L 2. Medium Dwelling Unit: 1.5 points <br /> All dwelling units that are not included in#1 or#3, including additions over 750 square feet. <br /> 03. Large Dwelling Unit: 2.5 points <br /> Dwelling units exceeding 5000 square feet of conditioned floor area. <br /> Table R406.2 Summary <br /> Option Description Credit(s) <br /> la Efficient Building Envelope la 0.5 ❑ <br /> lb Efficient Building Envelope lb 1.0 ❑ <br /> lc Efficient Building Envelope lc 2.0 ❑ <br /> 2a Air Leakage Control and Efficient Ventilation 2a 0.5 ❑ <br /> 2b Air Leakage Control and Efficient Ventilation 2b 1.0 ❑ <br /> 2c Air Leakage Control and Efficient Ventilation 2c 1.5 ❑ <br /> 3a High Efficiency HVAC 3a 0.5 ❑ <br /> 3b High Efficiency HVAC 3b 1.0 ❑ <br /> 3c High Efficiency HVAC 3c 2.0 ❑ <br /> 3d High Efficiency HVAC 3d 1.0 ❑ <br /> 4 High Efficiency HVAC Distribution System 1.0 ❑ <br /> 5a Efficient Water Heating 0.5 ❑ <br /> 5b Efficient Water Heating 1.5 0 1.5 <br /> 6 Renewable Electric Energy 0.5 *1200 kwh 0.0 <br /> Total Credits 1.50 <br /> *Please refer to Table R406.2 for complete option descriptions <br /> http://www.energy.wsu.edu/Documents/2012%20Res%20Energy.pdf <br />