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. <br /> � CON5TRUCTION R VALUC� ' <br /> CEILINR SECTI��I (INSULATED) : � <br /> � Interlor alr fllm �,�1 <br /> � 2 5 �Q � S'i�e�-,-c�K b ..5� <br /> ' 3 1�t Sv1� ON 4 ,O <br /> 3 4 �4 Exterlo� alr fllm still ) �,f�l <br /> TOTAL R � � <br /> U - 1/R � � 0.� <br />�. — � <br />� CEILING FRANING SECTION: <br /> � 2 5 1 Interlor alr f( lm f1.Fl <br /> � 2 .5� �" .S�1v��fro�K � os� <br /> AIR VENTED 3 ► Svla � .3v, o <br /> �� Interlor air f11m still �. 1 <br /> FLOW 5 S %L inches sof t woo�i �, ,� -7 <br /> TOTAL R a 3 8', E 7 <br /> ' lJ = 1/R = , �Z <br /> � . CEILING SEf.TIOtJ (I�ISULATED) : <br /> ��,�,��.�.��.,�n�S���oy�,���s_�� 1' I n t e r i o r a i r f i 1 m 0.F 1 <br /> 2 <br /> � � 3 � .. <br />► 4 Exterior air film still �. 1 <br />� TOTAL R = <br /> � \ U " ��� C <br /> �%�' . <br /> I 2 3 4 5 c� ���Nr, FRAMI�Ir, sEcr�o�i: <br /> 1• (nterior air fllm �•�1 <br /> VENTED Z <br /> � � 3 <br /> b Exterlor air film still �. �� <br /> 5 lnches soft wood <br /> TOTAL R � <br /> �� • Ua 1/R � <br /> 3 4 5 � � <br /> •, ..••� .;;� :, `,- ;;'`�`: �' . m n.�l <br /> _,.., �� ':t � � 1 Inslde air��fil <br /> j"'�::y.::;J.` ,1 . 2 , . � • <br /> - . 3 <br /> � . . . � . . n �� , <br /> /�/� I 2 � Outside alr film <br /> �� TOTAL R � <br /> i <br /> ,(- ll � I/R - <br /> 1 Z Pa�;e 4 <br />