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.�► . <br /> � CONS�RUtTION R VALUt• ' <br /> CEILI�Ir, SECTi�r� (IrrSU�aTEo) : - <br /> � � � lncerlor air film �.F-1 <br /> , Z � �, ,wyV ,! --'�.W ?� <br /> 3 S �S�b <br /> 3 4 4 Extertor afr ffln still) �.�1 <br /> TOTAI R = ���$ <br /> U - 1!R - ,�'Z <br /> � CE1�lNG FRAJi1NG SEC710N: <br /> � 2 J� 1 tnter6or aIr ftim ��fif <br /> . 2 <br /> AtR VENTEO � <br /> � Interior air film scili �• 1 <br /> FLOw 5 inches soft woa�i <br /> TOTAL R = <br /> • U = 1/R = <br /> � . . <br /> ' . CEfL1�dG SEf.T{O�I (1FtSULATED) : <br /> ��,���� -�,��`��� l' Interior air fi.lm � �.F1 � <br /> 2 r <br /> . _ � . _ <br /> 4 Exterior air ilm stil ! �. 1 <br /> TOT�L� R = <br /> / � U � 1/R � <br /> � ti• �• <br /> ( 2 3 4 5 t�t��Nr, �RAr+ctrr, s�cTrar�: <br /> 1� Intertor ai r film �•�� <br /> VENTED z <br /> . 3 <br /> � Exterlor air film �still �• � <br /> � ' S Inches soft wood <br /> TOTAl. R � <br /> . U � l/R = <br /> 3 4 5 � . <br /> , _��.,� . . <br /> ' -,�i:'=•''" � � � ,�. , 1 lrsslde air film �.�`; <br /> :;;.;;:. '��� � ,� • � 3 - . , • . <br /> ���� ,ri Outs�de air fiFm �• » <br /> /,l/�`' � 2 , T4TAL R � �,,, <br /> ���� U � 1/R = �� <br /> 18 <br />