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Sloped roof section Effective R-Value calculations 1. <br /> RU S ,� ING <br /> Roof specifications <br /> Insulation R-value/in(r) 6 <br /> R minimum 38 <br /> Drainage slope(in./in) 0.0417 <br /> Sample calculation-Zone 1 [ i � <br /> 5I <br /> Sqaure Rax Rmin Reff Ueff Area (ft2) UA } :Zang-I' �� ( I s > <br /> #1 101.5 66.7 82.9 0.0 792.8 9.6 ! I <br /> #7 101.5 66.7 82.9 0.0 19.7 0.2 I <br /> Triangles ! <br /> 4s I I !I <br /> 1- <br /> #2 66.7 38.0 56.2 0.0 109.7 2.0 1 nz/ >d <br /> #3 66.7 38.0 56.2 0.0 222.8 4.0 �'v, ,., + <br /> #4 66.7 38.0 56.2 0.0 112.1 2.0 <br /> #5 66.7 38.0 56.2 0.0 140.1 2.5 ' <br /> • <br /> #6 66.7 38.0 56.2 0.0 149.7 2.7 .-;4;"''' ,i <br /> Overall summary <br /> Total Area(sq ft) UA Ueff Reff <br /> Zone 1 1547.04 22.87 0.01 67.65 <br /> Zone 2 1010.37 13.62 0.01 74.19 <br /> Zone 3 1604.64 21.95 0.01 73.10 <br /> Zone 4 1363.40 17.68 0.01 77.10 <br /> Zone 5 2020.48 28.78 0.01 70.21 <br /> Average 0.0138 72.4 <br /> V ..,) <br />