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Total exposed roof/ceiling area = �J �� 9- U <br /> j . Total skylight area . . . . . . . . . . . . . . . . . . . . . . . . ��� 6 <br /> k. Total roof/ceiling framing area (average 10%) . . . . 3 8S- 4 <br /> l . Total net insulated roof/ceiling area . . . . . . . . . . . 3 y o a-o <br /> Determine "U" value for each roof/ceiling segment. <br /> ; . ��_� X ����, .�j8 = a�. 3 <br /> k. � � �� y X ,���, .r56 = � 3• / <br /> � . 3 �aa-� X „�„ D� _ � 8, o ' <br /> 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Tota1 = ��� ' � <br /> If total of �4 is the same as, or less than #2, you have met the intent of <br /> 2 MCAR 1.6005 (4.3.2.2) <br /> Alternate Building Envelope Design <br /> To utilize tht 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. � /7- 8 + 2. /Gb - �. _ '7 /g - O <br /> 3. �3�_ lo + 4. ii � - � = 6 �Sa-a <br />