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. , , . <br /> ti � ' ' <br /> CONSTRUCTION R VALUC• � <br /> CEILI�i� SECTIQ�� (IFISULA7ED) : ' <br /> � lnterior air fitm �•F� <br /> � 2 � S"' =�y�S«� � n s <br /> 3 �-=3�J /r�<<rL/�r, oiv 3���=G <br /> 3 4 4 Exterio� air ffin (sti11 ) �•�1 <br /> � T07AL R = � <br /> U = 1/R = ,o�-� <br /> / CEILING FRANING SECTION: <br /> � 2 5 1 Interior atr riln �•�� <br /> 2 S ,i�S�t�-��� ;.73� . S�� <br /> AlR �� VENTED 3 � ,� 3 ,,� 5�1�,�. -,���' 3� � <br /> 4 Interior air film stiil �. 1 <br /> F'L�W � =3�,� inches soft wooci .3� <br /> TOTAL R � . / <br /> � U = 1/R = • Ui� <br /> ' . . <br /> • . CE{ LIt1G SECTiOtt ((!lSULATED) : <br /> ,_„t_�,,,� ��� 1' }nterior air film �•F� <br /> �t-^^-�'.�`'��`���e�-� �3_ �T�� 2 <br /> . . 3 . : <br /> 4 Fxterior air film still �• 1 <br /> T07AL� R = <br /> � `� U = i/R = <br />, / �, � <br /> I 2 3 4 5 cE«tNr FRAttINr, SECTION: <br /> �• Interior air fiim �•�� <br /> VENTED 2 <br /> - 3 <br /> 4 Exterior air film still �• 1 <br /> � ' S inches soft wood <br /> T07AL R = <br /> U = 1/R = <br /> 3 4 5 � . <br /> , _ . . <br /> •L_;:��' '�::: �-'�' �• � 1 Tde atr film �.E+T <br /> .,:':�..� I ns <br /> ''1, i''. .�; :'; ' � _ 2 <br /> _ . 3 . <br /> � ' � � 4 n, t7 <br /> 5 Outsfde air film <br /> /,�� � 2 TOTA� R � <br /> //� U = 1/R = — <br /> L- <br /> 1� � <br />