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. , �� /�1. � ' <br /> .. � � . . <br /> ' � � � <br /> ' �� . •�= � -. EXTERIOR ENVELOPE AVERAGE "U" �COMPUTATION <br /> OWNER 1 u-��r'�4 �;lj�✓'r�'���. �� . <br /> SITE ADDRESS�� f-1/�� /—II V l/ � , ✓ �^`� I ' - <br /> �:�:,. ;� <br /> CONTRACTOR ��5��1 j�(J''�'�S �NC. DATE PHONE y�3�.3J <br /> Determine working square footage of each. ' . <br /> l. Total exposed wall area . . . .. �o�- � � sq. ft. X � �� - 3 5 3,o� ) � <br /> 2. Total roof/ceiling area .. . . . ��a2 sq. ft. X '��'�- - I �a� 2 <br /> A. Total wall window area. . . . . .. ... ... ... . .. .. .. .. � <br /> B. Total door area. . . .. .. . . . . . . . . .. .. .. .. .... .. .. . H' <br /> � <br /> C. Total sliding glass door area.. .. . . .. .. . ... . . . . !�Z <br /> D. Total fireplace wall area. . .. . .. . .. .. .... .. . . . . � <br /> E. Total wall framing area (average 10$) ... ... . . ...�'rjg� . ` <br /> F. Total ltim joist area... . . . . . .... . .. ...•• . . . . 3av <br /> G'. Total Net wall area above floor. • -- -•-- •• •• • • • • <br /> Total exposed foundation area - 02 � <br /> H. Total foundation window area. .. . . . . . . . . . .. . . . . . � ' <br /> I. Total net foundation area above grade... . . . . . . . . S' � <br /> Determine "U" value of each wall segment. <br /> a. �'�� X ��U�� ,32 = J 9��y � <br /> b. � Z X „U„ �as = io,5 <br /> �. �Z X ,.U„ � 3Z � �3,y`� . <br /> _ , . <br /> a. � x ��u�� _ <br /> e. 02 °) � X ��U�� ►0`�'S = o��, �o�j <br /> f. 3 z� X ,.U„ � Qy o _ I-z��� <br /> g. r���� X „U„ ,�y = ��, 9i <br /> h. X "U" � _ <br /> i. �-`� X „U„ ,l��l, = /�� aZ- <br /> 3. .. .. .. . . . . .. . . . . . . . . . . . . . . . . . . . . . .Tota� = 3 Y'�,,,75. <br /> If item #3 is the same as, or less than item #1, you have met the intent of <br /> SBC 6006(c)2. <br />