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CONSTRUCTI�N R VALUC� � ' . <br /> CEILINf; SECTIQN (IMSULATED) : � <br /> � InterTar air film �.F1 <br /> � 2 S� �L•vsic�•t�v .s� <br /> ' 3 c��/%,��zsCAss /�:o <br /> 3 4 � Exterio� air film still) �.f,l <br /> TOTAL R = 20�$� <br /> U - 1/R - .oy�l <br />. <br />� CEILING FRAHiNG SECTION: <br /> � 2 5 1 Interior air film f1.f+1 <br /> � 2 c.o,�' �wc.o • 6 <br /> AIR VENTED 3 „ L�'s / . o <br /> 4 Interior air ftim still �. 1 <br /> FLOW 5 z,xy inches sof t woo�i <br /> . TOTAL R : � <br /> ' U = i/R = -�� <br /> ' . CE I L 1 NG SECT l ON (I PlSULATEt1) : <br /> ,��.r�,���,�5�„���„�� 1' {n te r i or a i� f i 1 m � �.F 1 <br /> 2 <br /> . . . 3 , <br />► 4 Exterior air film still �. 1 <br />� TOTAL R = <br /> ;! � \, U � 1�R = <br /> F' :. <br /> I . 2 3 4 5 CE 1 L I Nr, FRAM I�lr, SECT I 0�1: � <br /> 1• Interior air film A.F1 - <br /> VENTED 2 <br /> � 3 <br /> 4 Exteriot ai� film still �. 1 <br /> . 5 inches soft wood <br /> TOTAL R � <br /> • U a 1/R ' <br /> 3 4 5 � � <br /> I . ' . _ . .�;..,;. . . <br /> . ..�;- �;-;�:•'�`•��� <br /> . , . ,.,•:,.•:�i:.'=*' :"' � . 1 .Inside air fi lm A.f►1 <br /> .�'�r��}����� •:�:�;;:..' � 2 - . . • - ' <br /> . -.. . . 3 <br /> . � . 4�� . .; <br /> / � � I 2 .ri Outside air film __ �• 17 <br /> � , TOTAL R � __ <br /> �,(• U � 1/R � __, <br /> 13 Page 4 <br />