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, ROOF/CE[L[NG a = aa <br /> fVET C�NSTRUCT[ON R-VALUE <br /> 3 4 1. [NTER[�R AIR F[LM .6l <br /> i 2, 5/8' GYPSUM BOARD .58 <br /> � 3. INSULAT[�N 44.0� <br /> VENT 4. EXTERIOR A[R FILM .61 <br /> TOTAL 45.80 <br /> U .02 <br /> 1 2 <br /> FRAMING R-VALUE <br /> fHEAT FLOW UP 2 5/8 RGYPSUM BOARD .58 � <br /> 3. 2X4 INSULATION 38,35 <br /> 4. EXTERI�R AIR FILM ' .61 <br /> FIGURE q5 T�TAL 40,15 <br /> U .024 <br /> NET CONSTRUCTION R-VALUE <br /> 3 4 1. INTERI�R AFR FILM .61 <br /> VENT 2. 5/8' GYPSUM B�ARD .58 <br /> 3. INSULATIDN 44.00 ' <br /> 4. EXTERI�R AIR FILM .17 <br /> . � TOTAL 45.36 <br /> U .022 <br /> 1 2 <br /> FB9MI�lCt R-VALUE <br /> 1 HEAT FL��I UP 1. INTERIOR AIR FILM .61 ' <br /> 2. 5/8' GYPSUM BOARD .58 <br /> , 3. 16' TJI'S 19.98 <br /> 4. EXTERI�R AIR FILM .17 <br /> FIGURE tk6 TOTAL 21.34 <br /> ' U .047 <br /> 5-98 <br />