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AIR <br />FLOW <br />'-©‘-©‘-(D <br />VENTED <br />CEILING SECTION (INSULATED): <br />1 Interior air film 0.61 <br />2 CL <br />3 <br />4 <br />f <br />Exterior air film <br />(still)0.61 <br />TOTAL R = <br />U = 1/R =.^3 <br />CEILING FRAMING SECTION: <br />1 Interior air film 0.61 <br />4 Interior ai.’ film <br />(still)0.61 <br />inches soft wood <br />TOTAL R = <br />U = 1/R = <br />CEILING SECTION (INSULATED): <br />1 Interior air film 0.61 <br />2 <br />3 <br />4 Exterior air film <br />(still)0.61 <br />TOTAL R = <br />U = 1/R = <br />CEILING FRAMING SECTION: <br />1 Interior air film 0.61 <br />2 <br />3 <br />4 Exte'ior air film <br />(still)0.61 <br />5 inches soft wood <br />TOTAL R = <br />U = 1/K = <br />1 Inside air film 0.61 <br />2 <br />3 <br />4 <br />5 Outside air film 0.61 <br />TOTAL R = <br />U = 1/R =