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. CONSTRUCTION R VALUC� ' , <br /> CEILIN(; SECTION (INSULATED) : ' <br /> . � Interlor air fllm f1.F�l <br /> 2 -S✓8" vYPSUM 6of�K�D ,S�a <br /> 3 la" �3R " INSuLA�rla s ,ov <br /> 3 � 4 Exterlor air flim still ) �.�1 <br /> TOTAL R = SS-7S <br /> � U - 1/R = � O►"1 <br /> � � <br />� � CEILING FRAHINf SECTION: <br /> � � �J 1 Interlor atr film �.F1 <br /> 2 s �' l�YPS�1�1 Bo�RD �S� <br /> AIR VENT�D 3 � z" ga`rT �N�u�, �f5.92 <br /> 4 Interlor air film scill �.Fl <br /> FLOW 5 3'/Z. inches sof t woo�i �{ 3S <br /> . TOTAL R - $Z ,05 <br /> • U a �IR a .��9 <br /> ' . CEILING SEf.TION (I�ISULATED) : <br /> �,1,-��,�,c,.Q-;�ggg;�U���*•,��„��3�,����z�, 1' I n t e r i o r a i r f i 1 m � __,,,.Atf+°T <br /> . z �,.+ <br /> ' 3 .. <br />� 4 f.xteri ir film still �• 1 <br />� TOTAL R = <br /> I � � U � 1/R � <br /> t• <br /> I . 2 3 4 5 CEILlNr, FRANIHr, SECTtO�I: • <br /> � 1• Interior air film <br /> VENTED 2 <br /> • 3 <br /> � , � Exterior ai ilm still �• 1 <br /> • 5 es soft wood <br /> . � T07AL R = <br /> . . • Us 1/R � <br /> 3 4 5 • <br /> ,- .-:. .;::;" .',. �• ..' . - , . <br /> ` ; •t•�-�::1�' . <br /> � ;; �:�`• 1 Inside aTr film <br /> • �� �.:1�, � . Z <br /> �: ''}''�`' _ ' , 3 � • ' <br /> . � 4 �� . .; <br /> / � � I 2 15 Outside r film �• 17 <br /> � , 70TAL R � <br /> / , <br /> .[� U � 1/R � <br /> 13 Page 4 <br />