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w-- <br /> 4 .. <br /> Total exposed roof/ceiling area = .S'c 4 <br /> J. Total skylight area <br /> k. Total roof/ceiling framing area (average 10%) ,'O. ' <br /> 1 . Total net insulated roof/ceiling area y33 . [.- <br /> Determine "U" value for each roof/ceiling segment. <br /> j. x „u„ <br /> k. S'C> X "U" ,2 2lQ <br /> 1. 's-3..L X "U" _o2 3 = A©. 413 <br /> 4 Total Is J /f . 7411 <br /> If total of #4 is the same as, or less than #2, you have met the intent of <br /> SBC 6006(c)1 . <br /> Alternate Building Envelope Design <br /> To utilize the total envelope system method, the values established by the <br /> sum of items #3 and #4 shall not be greater than the sum of items #1 and #2. <br /> 1 . /(02./41 + 2. ,!?../.4, <br /> 3. /9,2.89 + 4. //. '4 /3-C, 42.3 <br />