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' CON57RUCT10N R VALUC� : <br /> CEILI�lG SECT10t� (It�SULATED) � � �� � <br /> - - � � In[erlor air fflm <br /> . 2 � 7. •P. c�,Si� <br /> . 3 /� '� �`r ii�t lcsc:' `�y,.��0 <br /> 4 Exierior air flin (still) �•�'1 . <br /> j !� TOTAL R � �. 7� <br /> - � <br /> � , . <br /> u - t/R = lv�- <br /> . <br /> \\ C�iLING FRAHit�G SEC7ION: <br /> � � 2 5 � �.�� <br /> � Interior air Tilm <br /> 2 �/� �� i„n h-( C'�S l� <br /> 3 ��'' L'c llu/�'"c' �� <br /> AIP, VENTED i� Interiot ai r fi in sti 11 �• � <br /> FLOW 5 __=�''/, " inches sort woo�i y, ,�S <br /> � TOTAL R � . �; <br /> � U = 1/R � : 13� <br /> , , <br /> " ' � . CEILiNG SECT10fi (1HSUlATEP) : � �� <br /> -.�� <br /> 1' Interior air film <br /> ��''.�-�..���,Y�:�--'`'•=�=�-� 2 <br /> y <br /> � 3 �. 1 •- <br /> 4 Exterior air film sti11 <br /> 70TAL R = <br /> Ua 1/R = <br /> � � I �� � , <br /> � 2 J a 5 CEILtNr, FRAttitlt; SECTION: � �i <br /> � �- Interior ai r film <br /> VENTED 2 <br /> 4 Exterior air film (sti11 �• � <br /> • 5 inches soft wood <br /> � T07AL R = _____ <br /> IJ � 1/R = <br /> 4 5 <br /> � L .. .� / .',�- �� fit �.�T <br /> '�''_�' '" � inside aTr m <br /> ., %' �� '` - Z • <br /> ::;�.. ;;%: .. . /,(/ . 3 ' . <br /> — . / � n t7 <br /> . 5 Oucside air film TOTAL R ' �_ <br /> %�� � 2 � <br /> � u - �/R = � <br /> �" ls <br />