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4 �^ <br /> . � <br /> , EXTERIOR ENVELOPE AVERAGE "U" COMPUTATION <br /> o�wr�x KQ Ams� r� s <br /> siTs �►nnxEss x xx S��M�rzs�.�' / ,4 02o,J�, <br /> � CONTHAiCTOR �� �c-rGv4��./ � �icN�Ai�z_ DATE - - PHONE <br /> Determine working square footage of each. <br /> 1. ' Total e�cposed wall area . . . ,SO�S sq. ft. x 0.11 = ,�r�- <br /> 2. Total roof/ceiling area . . . Da sq. ft. x •026 � g, Co� <br /> Total exposed wall area above floor = �3S/ <br /> A. Total wall window area . . . . . . . . . . 77�.97 <br /> � B. Total door area . . . . . . . . . . . . . <br /> C. Total sliding glass door area . . . . . . o •�� <br /> . D. Total fireplace �wall area. . . . . . . . . --- <br /> E. Total wall framing area (average lOx) . . .3 -5.�8 <br /> F. Total net wall area above floor . . . . . 3 O . <br /> G. Total rim joist area . . . . . . . . . . . <br /> � Total expoaed foundation area = o2C�d2.S <br /> H. Total foundation window area . . . . . . . <br /> I. Total net foundation area above grade . . �0�.50 <br /> Determine "U" value of each wall segment. <br /> 8, 7�I.97 x ��u�� .38 - a93.3s <br /> b. SS,Sfv x nUn . 3 � � 17-c2� <br /> c. <08•�0`1 x "U" . aS � oty,n'-I <br /> . d. X IIU11 a - � — r <br /> _ . e. 3 S�,lB :X ��U�� _� . � a7,l�y. . . -�:�� <br /> f. .3,i o9.3o z ��U�� o = �a�F• 37 <br /> $. l� '�� . 7 X IfUt1 , D� a �8,D� . <br /> 1'1. X itUll � . <br /> �. O�•S�7 ][ IIUII .� / 3 �� ' <br /> 3. . . . . . . . . . . . . . . . . . . . TOTAL = (--S/B.BIv <br /> � . .If item #3 is the seme as, or leas than, item #1, you have met the <br /> _ ,' � iatent of SBC .6006� (c) 2. <br /> . • . � � <br />