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V r ( <br /> F R A N K L I N �L� r.�r.� F,��.�e �--25�2�-3�z� <br /> ENGINEERING ��"��°` �`�`.����`'-���� <br /> <irk'��ard'lih �EOj3 hvacC�fr�r�!irer�ro�,i <br /> �1�CIIAN;G',L CONSUITING <br /> Roof U-value Calculation <br /> Layer Descnption De�ail R�value <br /> Ezterior Still Air 0.61 <br /> SuAace <br /> A Mtl frame, R30 71.40 <br /> 24"oc <br /> B GWB 5/8' 0.50 <br /> C <br /> D <br /> E <br /> Interioi Still Air 0.61 <br /> Sudace <br /> 1. To�alColumn 13J2 <br /> 2. U-value,invert amount in line 1 0.076 <br /> � <br /> � <br /> �� <br />